Echo headphone amp. I am selling an Echo 1 bought in 2019.
Echo headphone amp . 5mm, subwoofer) and 3 lines in (analog, optical, coax) to connect other audio components and L/R speaker binding Jun 21, 2019 · The Echo Link Amp is strikingly unstriking – there isn’t even a logo to identify it as an Amazon product. 5 Nov 3, 2020 · Feliks Audio is a small amplifier maker out of Poland, and have been making OTL tube amps for several years now. Or plug in a stereo component—like an amplified turntable, CD player, or MP3 player—and cast music to multiple Echo speakers at once. I was running my Focal Elears and DCA Ether cans with this amp and powered these two effortlessly. z o. It is priced at $452. It is a unique product running on 4 Tubes, with a high 350mW power output, designed to drive high impedance headphones, with 1 pair of power tubes, and 1 pair of driver tubes. FiiO designs, produces and sells high-quality products at favorable prices to those who love music and style; our high-resolution digital audio players, portable headphone amplifiers, DACs and earphones have all received praise from the majority of users. 5mm headphone socket on the bottom-right of the fascia, but otherwise the Echo Link Amp is almost entirely unadorned. com: Pyle 4-Channel Wireless Bluetooth Power Amplifier - 1000W Stereo Speaker Home Audio Receiver w/FM Radio, USB, Headphone, 2 Microphone w/Echo, Front Loading CD DVD Player, LED, Rack Mount, Black : Everything ElseHome Theater Pro Audio Preamplifier Bluetooth Home Theater Preamplifier The Pyle Home Theater Receiver provides versatile audio and video entertainment. Notably, the amplifier now incorporates upgraded capacitors, which enhance high-frequency detail. 5mm Single-Ended Portable DAC/AMP Lightweight Design, Powerful Performance, High-Resolution AudioSoc Chip, Hardware-level High-resolution Sound USB-C Wired Connection, Fully compatible with computers, Android devices, and iOS devices without drivers. Feliks Echo 1 NOTE: Description below is for an Echo Mark 2. Note: Wireless subwoofers aren't compatible with this device. The outward aesthetic is what we might call ‘classic’ with real wood side panels contrasting an otherwise clean industrial appearance. Since the Valhalla and the Echo come stock with the same tubes, I'm now leaning towards Feliks, but it would be really nice to see some reviews, somewhere. com Jun 29, 2024 · Read headphone amplifier reviews from audiophile experts and learn about the latest products before you decide what to buy. But fear not, as this article aims to explore the common causes behind hearing an echo on your headset and provide you with some easy Feb 25, 2021 · This is the official thread to talk about the Feliks Audio Echo Apr 9, 2019 · First revealed at Amazon’s mega hardware event last November, the $200 Echo Link and $300 Echo Link Amp aim to bridge that divide, offering something for those in search of premium sound and the Apr 12, 2025 · Meldrick reviews the FiiO SNOWSKY ECHO MINI, a retro-inspired, budget-friendly digital audio player with up to 250 mW of balanced output power. Oct 29, 2022 · Feliks Audio Echo 2 is a 799 EURO Tube / Lamp Amplifier handmade in Poland, Europe. com FREE DELIVERY possible on eligible purchases Apr 23, 2025 · FELIKS AUDIO ECHO VIBE HEADPHONE AMPLIFIER Feliks Audio has announced the release of a refreshed version of its entry-level headphone amplifier. Feliks Audio Sp. The Echo is an output transformer-less (OTL) headphone amplifier and preamplifier featuring 6N6P and 6N1P tubes. First step into high-end Focus on sound quality and ultra-low noise design combined with warm tube sound Tube rolling and tuning galore – almost unlimited possibilities Just look at it – she is a beauty! Oct 21, 2019 · Moukey Stereo Receivers with Bluetooth 5. High-Powered stereo Aug 17, 2022 · The Feliks Audio Echo Mk2 has been sent to me by Feliks Audio directly on an open ended loan, allowing me to hold on to the amplifier long term and use it as a test amplifier as well as create this review. Our amplifiers, among them Envy, Euforia or Echo, have won many supporters across the world. Jul 9, 2025 · Headphone Amps Feliks Audio Echo Vibe Review: A Polish Tube Amp That Means Business with High-Impedance Headphones The Feliks Audio Echo Vibe is a $1,095 OTL tube headphone amp from Poland that runs hot, sounds lush, and proves you don’t need 2 watts to melt your face off. Download Vox AmPlug AC30 PDF manual. It incorporates a DAC/headphone amplifier chip. Any guess why? Phase distortion? Mar 1, 2019 · Amazon. Connect Echo Link to your stereo and group with other supported Echo devices to play music throughout your home. Let’s see some steps to fix. 5mm output. The gateway to the world of tube audio – now even more accessible Simplified construction – no extras, no frills Echo Classic – premium craftsmanship and performance at an entry-level price May 10, 2022 · This is a headphone amp that is not fussy with music and plays pretty nicely with even not so favorable recordings staying away from promoting harshness or sibilance. It looks like the newer mark 2 just adds more inputs. 5 mm headphone jack. When many redesigns for electrical characteristics and adjustments of sound style were completed, "Little Silver Fox" became a wonderful Feliks Echo 2 Tube Headphone Amplifier / PRE - How Do Void AMPs Sound Like Audiophile Heaven 10. info@feliksaudio. Oct 1, 2019 · In fact, I'm trying to avoid it. Vox AmPlug AC30 User Manual View and Read online. They have four main headphone tube amplifiers in their lineup today: the lowest priced Echo, the middle-child that no one talks about anymore, Espressivo, the other middle-child Elise, and the flagship Euforia. THE HEADPHONE EXPERIENCE - William Murdock 5. I'd been leaning towards a Valhalla 2 as my first tube amp, but then fell in love with the Euforia at CanJam. more Feliks Audio Echo for sale. Whether you’re using it for gaming, video calls, or listening to music, this issue can greatly affect your overall experience. Echo Link Amp includes a built-in 60W x 2-channel amplifier, 5 lines out (analog, optical, coax, headphone 3. Ultra-Low Background Noise, Experience pure music Support for OMTP Standard Online-Controlled Achieve highly musical, brilliantly detailed, and well-extended sound with Feliks Audio's Echo MKII handcrafted, entry-level headphone tube amp. com: Pyle Bluetooth Home Audio Amplifier - 6 Channel Stereo Receiver Amp, 600 Watt Power, Commercial or Karaoke with Mic Talkover, Headphone Jack, 1/4'' Microphone In, USB SD AUX RCA FM Radio : ElectronicsPyle Car: We have a wide range of speakers, amplifiers, and head units that will enrich your car audio experience. Built around two 6N1P driver and two 6N6P power tubes, it can be also used as effective tube pre-amp for both tube and solid state power amplifiers. Multiple digital and analog inputs and outputs ensure compatibility with your existing stereo equipment. ECHO-A features a hardware-level high-resolution sound card and an integrated high-resolution audio SOC chip, which combines a CPU, RAM. Several products from FiiO have created record sales in their respective product segments and have received countless awards. Easy to Use, Enjoy Freely, High-Resolution 3. 4 % (300 ohm, 20 mW) Optimal headphones impedance: 80 – 600 ohm Headphones output: Jack 6. 1K subscribers Subscribed Feliks Audio has a really rich and natural - organic sounding Amplifier in the Feliks Echo MK II, and it is not that it has any coloration, but the way it is really dynamic and lively sounding that makes you want to learn more about the Echo series of Headphone Void Lamp amps! Dec 11, 2024 · FIIO’s innovative sub brand, SNOWSKY, focusing on expressing youthfulness, individuality, fashion, and fun, will showcase a range of unique and interesting new products, including the ECHO MINI pure music player and the RETRO NANO Bluetooth DAC/amp, Retro hifi headphone. The stereo chorus is direct reproduction rom Schow custom built doublet. Very, very nicely built and sound is stellar. It also has a fully protected pre-amp functionality. Despite being Feliks’ entry-level amplifier, the Echo is no slouch when it comes to presenting a highly musical and well-extended sound. Being tube-based it’s also more fragile. Jul 5, 2021 · Feliks Audio Echo headphone amp. AmPlug AC30 Musical Instrument Amplifier manuals and instructions online. Brands we love: SPL, Feliks Audio, Chord Electronics Jan 20, 2020 · Pyle Wireless Home Audio Amplifier System Bluetooth Compatible Sound Stereo Receiver Amp - 6Channel 600Watt Power, Digital LCD, Headphone Jack, 1/4'' Microphone in USB SD AUX RCA FM Radio- PTA66BT. 5mm jack adapter designed to deliver a high-resolution audio experience with ease. 19 hours ago · The Moondrop Echo-A is a compact, high-performance USB-C to 3. I am selling an Echo 1 bought in 2019 The Feliks Audio - Echo MkII has a 6. 5 May 5, 2019 · Part 2 of my review of the Feliks Audio Echo, headphone amp. Feliks Audio Echo, headphone amp (First Impressions). Whether you're looking to power electrostatic, planar magnetic, or dynamic headphones, we've got options at all price-ranges. Est. Dec 17, 2018 · The functionality of Feliks Echo is a double one, in the sense that you can use it as both a Headphone Amplifier, but also as a Pre-Amp for a speaker setup, and I actually found myself installing it in both configurations, especially when I wanted to bring a little more soundstage width, warmth, and some of that sweet tubes to my aging Edifier Up for sale is a Felix Audio Echo MK II headphone amplifier in mint condition. And we don’t just focus on audio at Pyle Car. 5mm connection, it is fully compatible with computers, Android, and iOS devices without the need for additional drivers. Echo Classic offers amazing sound clarity and musicality with a typical "tube" feel. Hence the appeal of the Echo Input's 3. Connect Echo Link to your stereo and group with other supported Echo devices and speakers to play music throughout your home. This video features a couple of the best tube amps that I have had the pleasure Your first proper tube amplifier Your introduction to tube sound – even entry-level means high quality at Feliks Audio Warm “tubey” sound with plenty of details – easy listening at its best Beautiful metal and real wood finish WHAT MAKES ECHO MK II SO SPECIAL? Echo MK II is the entry-level OTL amplifier by Feliks Audio The Echo is an output transformer-less (OTL) headphone amplifier and preamplifier featuring 6N6P and 6N1P tubes. This model is a single input and a preamp output. The new model, named the Feliks Audio Echo Vibe, replaces the original Echo, a popular choice among those seeking a taste of premium valve amplification without breaking the bank. I'm looking to have the Echo Input output it's audio to my home entertainment system - using that 3. The top panel is covered with Jan 16, 2025 · Buy Moondrop Echo-A 32Bit/384kHz Portable USB Type-C to Headphone DAC/AMP with 3. DSP, and decoding amplifier circuit. com FREE DELIVERY possible on eligible purchases Feliks Audio Echo MKII Tube Headphone Amplifier Highlights Product: Feliks Audio Echo MKII Tube Headphone Amplifier Product SKU: 72347 Serial Number: 0103 Cosmetic Description: Good cosmetic condition with some minor visible cosmetic wear including a faint scratch on the right side of the faceplate, along with some minor marks on the top of the chassis. Voice control music selection and playback via your compatible Echo device or the Alexa app. Echo features two 6N6P power valves, two 6N1P driver valves and has an RCA audio input and RCA audio output (pre-amp). Subwoofer Out Plug in the RCA cable of a powered subwoofer to this port. With Echo Link and an Echo device, you can create voice-controlled music groups throughout your home and play streaming music wherever your system goes—the whole house, in one room, or outside. o. Feliks Audio Echo MkII – Tube headphone amplifier with audiophile soul Experience music on a whole new level with the Feliks Audio Echo MkII – a high-quality OTL (Output Transformerless) tube headphone amplifier , specifically designed for audiophiles and hi-fi enthusiasts. May 14, 2019 · The pro audio digital amp box supports headphone, dual USB, SD card, MP3, FM tuner, AUX, CD player, 2 microphone input w/ echo for karaoke or event hosting, RCA audio input and output dedicated for subwoofer w/ screw-type speaker terminals Ah, amplification, the sweet science of feeding your favorite headphones and speakers with all the volts and current they demand! HeadAmp has been building high-end headphone amplifiers in the USA since 2002, and we also carry a line of fine amplifiers from partner brands like Chord Electronics, Mytek, and STAX. 0, 2. The matte black finish is only broken up by a black volume knob, ringed by 10 white LEDs that indicate the volume. [3 Modulation Effects] This bass guitar headphone amplifier includes chorus, tremolo, and deep effects, adding dynamic layers to your bass playing. Feliks Audio Euforia 20th Anniversary Special Edition Headphone Amplifier (OPEN) $3,599 $1,999 Mar 12, 2025 · Echo Link Amp is an Echo companion that connects your home hi-fi stereo system and speakers to streaming music services. With a USB-C to 3. MOONDROP ECHO-A is a high-resolution DAC and headphone amplifier designed for superior audio quality on-the-go. Purchased a couple months ago from Upscale Audio, has no more than a couple hundred hours and looks new. 3mm BOX CONTENT Beautifully hand-crafted Tube Amp 1 pair of driver tubes 1 pair of power tubes AC cord User OTL warmth meets modern precision—Echo Vibe from Feliks Audio delivers lush mids, smooth highs, and handcrafted detail for high-impedance headphone bliss. Oct 20, 2025 · [Echo and Reverb Effects] Enhance your bass playing with the headphone amplifier, featuring echo, reverb, and 2 in 1 effects that enrich your music practice. Modern solid-state amplifiers offer very clear sound, high power, versatility of working with headphones with different impedance. Be it audiophile recordings, high octane techno or even heavy rock tracks, all sound great on the Feliks Audio Echo 2. No description has been added to this video. com: professional headphone, earphone, amplifier, dac, decoder, hifi player, cable supermarket. Provides produced both stereo echo and chorus, the chamber echo pro- duces true stereo reverberation. Apr 16, 2025 · If you’ve ever experienced hearing an annoying echo while using your headset, you know how frustrating and distracting it can be. Made in Poland, the Echo Mk II is sleek and small with beautiful wood side finishes and weighs in at around 8 pounds. Also includes the following upgrades for tube rolling and matching to yo Feliks Audio Echo tube headphone amp with very little use. 64K subscribers Subscribe At this point, I find myself pretty firmly in the R2R DAC and Tube Amp camp. The ECHO-A provides a high-fidelity audio experience with support for 32-bit/384kHz hardware decoding and an integrated SOC chip, delivering shenzhenaudio. Headphone Jack A 3. Although, I don’t think the Echo will play well with forward sounding headphones and audio sources. Dec 17, 2018 · The functionality of Feliks Echo is a double one, in the sense that you can use it as both a Headphone Amplifier, but also as a Pre-Amp for a speaker setup, and I actually found myself installing it in both configurations, especially when I wanted to bring a little more soundstage width, warmth, and some of that sweet tubes to my aging Edifier Jul 30, 2019 · PRICE $299 AT A GLANCE Plus High-quality DAC Alexa voice control Includes headphone amp Minus Cumbersome input selection No aptX Bluetooth No hardware remote control THE VERDICT The Amazon Echo Link Amp offers an easy way to connect music streaming services to your existing stereo speakers. Feliks Audio Echo Headphone Amp Originally Purchased for Upscale Audio w/ upgraded Matsushita / National pcc88 / 7dj8 tubes. Feb 16, 2025 · The Moondrop Echo B is a fantastic value for users looking for an affordable DAC/AMP with PEQ tuning and balanced output. May 2, 2023 · Feliks Audio has gained a reputation for building OTL and Tube headphone amps that look amazing and sound even better. Jan 23, 2025 · Guitar Gear Effects & Pedals “The secret weapon that defined the sound of 1980s arena rock”: MXR officially revives the Rockman – the revolutionary headphone amp used by Joe Satriani, Phil Collen and Boston This Echo is probably the best overall tube amplifier in the price bracket that I’ve ever heard. Sep 27, 2023 · Amazon. com FREE DELIVERY possible on eligible purchases Feliks Audio Echo Vibe Headphone Amplifier An OTL tube pre and headphone amplifier, beautifully handcrafted in Poland The Feliks Audio Echo Vibe features several internal improvements over its predecessor. Feb 6, 2024 · See our guide to the best headphone amps for 2024, with reviews of top headphone amps from FiiO, Schiit, Rupert, Burson and more. VAT Number: PL 575-190-14-27 42-700 Lubliniec 12 Klonowa St. ddes rock steady sustain makes lead plAYing easy Oct 21, 2025 · You probably face an echoey sound in your PC and PS4 headphones and don't know how to fix Echo in Headphones on window 10 also. I have previously reviewed their flagship headphone amp, the Envy and in this review, Oscar Stewart takes a look at their refreshed entry-level Echo Vibe OTL amplifier, costing just shy of £1000. The amplifier is fully handmade from high quality, carefully selected components. My full written review exploring the Feliks Audio Echo 2 / MK2 OTL Tube AMP is live now!! If you're curious about what's the best way to drive high-impedance headphones, or need a high-end tube preamplifier for your system, this one is a front runner! Is it possible to use these expansion pins to hook up a headphone jack module to the devices? I've tried googling the problem, but I'm brand new to ESP Home devices and am not sure exactly what to look for. Disclaimer: The Feliks Audio Echo sent to us for the purposes of this review is Mar 14, 2018 · Feliks Audio has just launched a new entry level headphone amplifier called Echo, a “back to basics” headphone amp which can drive mid to high impedance headphones. 1 Channel 500W Peak Power Home Audio receivers amplifiers for Speakers w Subout,RCA in,USB,SD,FM,2 MIC in Echo and Headphone Jack KA-500: Amplifiers - Amazon. Feb 27, 2018 · I was hoping to see more impressions of the Echo, but it doesn't seem too popular, yet. Its circuit architecture originates from a large power amplifier. 5 mm amplified headphone jack that's located on the front of Echo Link Amp. The Feliks Audio Echo Mark 2 is an exciting revision from Feliks Audio on their entry-level desktop tube amplifier. Echo Link Amp Hardware Guide Echo Link Amp has multiple ports to connect audio equipment. 4mm Fully Balanced Portable DAC/AMP on HiFiGo, and you can enjoy a year warranty and the best after-sales service. Despite these minor blemishes, this unit Sep 2, 2022 · Buy Starfavor Bluetooth Stereo Receiver w Phono Inputs, 2. Mar 4, 2019 · Pyle 4-Channel Wireless Bluetooth Power Amplifier - 1000W Stereo Speaker Home Audio Receiver w/ FM Radio, USB, Headphone, 2 Microphone w/ Echo, Front Loading CD DVD Player, LED, Rack Mount - PD1000BA 9i-806 "Little Silver Fox" Headphone Amplifier 9i-806 "silver fox" headphone amplifier is "Little silver fox. " Purpose is the same as 9i-906 "Silver Fox," both for driving "monster" headphones. First version. Your introduction to tube sound - even entry level means high quality with Feliks Audio! Fully handmade from high quality, carefully selected components, Echo 2's beautiful metal and genuine wood finish enclosure presents a warm "tubey" sound with plenty of details - easy listening at its best. Amp is probably not even broken in properly, I would estimate 50 to 100 hours use total before it went into Nov 1, 2020 · Feliks Audio is a small amplifier maker out of Poland, and have been making OTL tube amps for several years now. Feliks Audio have not requested anything specific, in fact, they haven't even given me a time schedule for publishing this review (which is a good thing seeing that I have already had the Feb 16, 2025 · The Moondrop Echo B is a fantastic value for users looking for an affordable DAC/AMP with PEQ tuning and balanced output. Over the time we have focused on the premium segment of headphones amplification and developed many innovative and sophisticated audio solutions, combining them with a unique design and ultimate attention to details. Oct 21, 2025 · FELIKS AUDIO ECHO VIBE HEADPHONE & PRE-AMPLIFIER REVIEW Feliks Audio are a renowned valve amp manufacturer from Poland; they are a family business and have been making amps for several years now. This is the original model. The Echo is slightly warm, smooth, intimate, and laid-back, flattering a wide range of headphones. 5mm Audio Jack Adapter: Adapters - Amazon. Nov 12, 2019 · The Echo is a handmade output transformer-less (OTL) headphone amplifier and preamplifier that has two 6N6P power tubes and two 6N1P driver tubes. com/stores/the-headphone-experience Jan 24, 2019 · Echo Link Amp easily connects to your speakers—bookshelf, tower, in-wall, in-ceiling, or outdoor. Jun 26, 2025 · Feliks Audio Echo 1 Headphone Amp Tube for sale. com FREE DELIVERY possible on eligible purchases Buy Moondrop Echo-B 4. Pyle Wireless Bluetooth Home Audio Amplifier System-Upgraded 6 Channel 750 Watt Sound Power Stereo Receiver w/USB, Micro SD, Headphone,2 Microphone Input w/Echo, Talkover for PA - PTA62BT. The amplifier section in my RME ADI-2 DAC is generally considered one of the best in its class devices. With Echo Link Amp and an Echo device, you can create voice-controlled music groups throughout your home and play streaming music wherever your system goes—the whole house, in one room, or outside. Cars are a big part Pyle Bluetooth Home Audio Amplifier - 6 Channel Stereo Receiver Amp, 600 Watt Power, Commercial or Karaoke with Mic Talkover, Headphone Jack, 1/4'' Microphone In, USB SD AUX RCA FM Radio 200+ bought in past month Add to cart Aug 19, 2018 · The Feliks Audio Echo is a new entry-level tube amplifier by the Polish family-owned business. https://teespring. Aug 1, 2018 · Buy Pyle 3000W Multi-Channel Bluetooth Wireless Power Amplifier - Rack Mount - Stereo Receiver w/ FM Radio - USB/SD - Dual Mic w/ Echo - RCA - Headphone - LED Display - Cooling Fan - P3001BT: Receivers - Amazon. you will find good price here. Outputs include digital optical and coaxial, RCA L/R stereo, RCA subwoofer and a high-fidelity amplified 3. 4mm Full Balanced Jack Adapter: Adapters - Amazon. Headphone Amplifiers - Dedicated amps that bring your headphones to life with clarity and power. As mentioned, I already have the Echo Input's output connected to the receiver. However, I am now writing my experience with a Feliks Audio Echo (MK I) OTL tube amp that I bought for $500 May 17, 2019 · See our in-depth review of the Amazon Echo Link Amp, with our analysis of the design, sound quality, accessories, and more. Your first proper tube amplifier Your introduction to tube sound – even entry-level means high quality at Feliks Audio Warm “tubey” sound with plenty of details – easy listening at its best Beautiful metal and real wood finish WHAT MAKES ECHO MK II SO SPECIAL? Echo MK II is the entry-level OTL amplifier by Feliks Audio Vacuum Tube Headphone Amplifiers Vacuum Tube Amplifiers - or Tube Amps - provide a classic, warm sound that many listeners prefer. At $1099, the entry point to their lineup is the Echo MKII OTL tube amp, which has some cool vibes but a simpler design than their top of the line amps. The Guitarist's Guided Panel Tour. 0 Channel Power Audio Amplifier Stereo System w/USB, SD, AUX, RCA, MIC in w/Echo, LED for Karaoke, Home Theater Speakers, 400W Peak, 25W× 2 RMS- MAMP1 Feb 16, 2025 · The Moondrop Echo B is a fantastic value for users looking for an affordable DAC/AMP with PEQ tuning and balanced output. reading time 3 minutes. Aug 13, 2020 · As a headphone amplifier, the Echo larger and appreciably heavier than the others in this roundup. provitles a delayed with astered pitch panned to side of the stereo outputs, This setting the echo setting the ofE energy and with stages of EQ and The 100 cir- cult pro. Mar 27, 2007 · My amp made with 6c4pi-ev and 6c45pi-ev works well with Sennheiser headphones. When loaded with 32 ohm headphones one can hear an "echo" effect - vocals are distant. I hear audio, but it is very low in volume. TECHNICAL SPECIFICATION Impedance: 100 k ohm Frequency response: 15 Hz – 45 Khz +/- 3 dB Power output: 350mW Amplification level: 20dB THD: 0. It will be compared to other high-end headphone amplifiers including Cyrus One Cast (2000 USD), Violectric HPA V340 Solid State Voice control music selection and playback with your compatible Echo device or the Alexa app. The inputs and outputs provide compatibility with your existing audio equipment, so you can play music from your favorite source on the system you already love—and it's designed to fit in an audio Jan 16, 2025 · Buy Moondrop Echo-B 32Bit/384kHz Portable USB Type-C to Headphone DAC/AMP with 4. The Feliks Audio - Echo Vibe has a 6. Its clean sound, excellent measurements, and versatility make it a great choice for most IEMs and portable headphones. 3mm jack headphone output on the front panel and a pre-amp output on the back panel. 5mm audio output. There’s also a 3. This amp has a sweet, dynamic and robust sound signature that can really bring your music to life. I have always been skeptical about tube amplifiers. This is a beautiful tube headphone amplifier and preamp (so it can integrate right into hi fi system). The Echo is an output transformer-less (OTL) headphone amplifieand preamplifiefeaturing 6N6P and 6N1P tubes. clwvhz iyg tlczf wcnhcbia vmrc rprt ngmpgisf zld bbi traxi fhbrp xhr fbxz itbvyb pdt