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• A comparative test of 3 power amplifiers: Astin Trew AT5000, Belles Soloist 5, Usher R1.5 (February 2010)
• A comparative test of 3 small integrated amplifiers: Dayens Ampino, Trends TA 10.2 SE, TBI Millenia (September 2011)

• 47 Labs Gaincard + Power Humpty - amplifier European Premiere (by G. Husband)
• 47 Labs Gaincard + Power Humpty - amplifier (By W. Ogiers)
• AAAVT (Yaqin) SM-12B - line tube preamp with phono stage (December 2009)
• Abacus Rieder 60-120B power amp & Rieder 6-2RC preamp (November 2008)
• Acousticbuoy Scorpio - vacuum tubes preamplifier (November 2009)
• AKSA Power modules - solid state power amp kit
• AM Audio A-4 - solid state preamp
• AM Audio A-5 - solid state preamp
• AM Audio A-50 Reference: pure class A 50 watts Italian power amp
• AM Audio PA-100 integrated amp
• AM Audio PA-40 Reference - Class A integrated amp
• Anatek A50 - Class A integrated amplifier
• Anatek CM 0.5 Preamplifier & MB50 Monoblocks (July 2007)
• Anthem INT 2 hybrid integrated amplifier
• Antique Sound USA K 2003 - SET power amp
• Antique Sound Labs AQ 1007 - 300B power amp
• Arcam AVR 100 - receiver and HT amp
• Astin Trew AT2000 Plus - hybrid integrated amplifier (October 2009)
• Atoll IN 50 - 50 watts integrated amp
• Atoll IN 80 - 80 watts integrated amp
• Audio4Soul Xtreme16 - integrated amp, DAC & SD card reader (May 2013)
• Audio Analogue Maestro - integrated amplifier
• Audio Analogue Puccini - integrated amplifier
• Audio Analogue Puccini SE Remote - integrated amplifier
• Audio Consulting Rock Solid - battery powered amplifier
• Audio Experience Symphonies & Concerto - tube line & phono preamps
• Audio Music R-S - fully balanced passive transformer preamp (February 2014)
• Audio Note M3 preamp + Quests monoblocks
• Audio Research LS 15 tube line preamp
• Audion ETPP tube Monoblocks + Premier 2 preamp
• Audion Sterling ETSE amp
• Audion Sterling - tube power amp
• AudioSophia I-50jm - integrated amp
• AudioSophia I-40R - integrated amp (February 2008)
• AudioVox Plastic 25 - budget, Italian, integrated amp
• Audiodigit MC4x100 Class-T amplifier module (assembled) (November 2006)
• Audiodigit TubePre - tube preamp module (assembled) (January 2009)
• Auna AV2 CD508 - 100$ integrated amplifier (December 2012)
• Aussie Amplifiers HPA-LSP400-SE - mosfet high-power modules (February 2009)
• Ayon Crossfire - tube integrated SE triode amplifier (April 2009)
• Boardman Gramophone 33.3 V2 - tube phono stage (March 2013)
• Bow Technologies Wazoo - integrated amp
• Burson Audio PI-100 - integrated amplifier (May 2007)
• Burson Audio P-100 - preamplifier (October 2007)
• Burson Audio P-160 Timekeeper - power amp - Part I (December 2013)
• Burson Audio P-160 Timekeeper - power amp - Part II (January 2014)
• BV Audio P1 & P300 - preamp and power amp
• Cairn Nanda & K-1 - preamp and mono power amps
• Cambridge Audio A 500 RC - integrated amp
• Canor (Edgar) TP-306 VR+ - phono stage (July 2010) World premiere!
• Canor (Edgar) TP-106 VR+ - vacuum tube integrated amp (April 2010)
• Canor (Edgar) TP-105 - vacuum tube integrated amp (May 2006)
• Classé CAP 151 - integrated amp
• Clones Audio 25i - (chip)integrated amp (February 2014)
• Creek Audio Destiny - solid state remote-controlled power amp (March 2009)
• Dayton Audio DTA-100a - Tripath TK2050 integrated amplifier under 100$ (February 2011)
• Dayton Audio APA-150 - integrated amp/power amp (April 2012)
• Decware Zen Triode SE 84B - tube amp
• Decware SE 34 I - tube amp
• DIY HiFI Supply Django - passive preamp with transformers (September 2006)
• DIY HiFI Supply EZ LineStage - tube preamp (kit or assembled) (June 2009)
• Dynavector ADP-2 Superstereo processor
• Eastern Electric MiniMax - Tube Power Amp World premiere!
• Eastern Electric MiniMax - Tube Preamp World premiere!
• Eden Audio Huygens MCD-1202 (versus Monrio MJ) - Class D integrated amplifier (May 2008)
• Edison 60 kit tube amplifier World premiere!
• ECS EA-2 - solid state power amp
• Edison 60 kit tube amplifier - follow-up
• Encore 7 Eggshell Prestige 15WS - tube amplifier (February 2014)
• Fi Audio Fi X - 2A3 tube amplifier
• FiiO E5 - solid state headphone amplifier (March 2012)
• Garage Audio Stevie - Gainclone with tube-equipped preamp section (May 2007)
• Genesis Advanced Technologies GR-180 - Class-D power amplifier with Hypex modules (September 2009)
• HandMade Electronics Basic 45 - tube amplifier
• Harman Kardon HK 630 - integrated amplifier
• Harman Kardon HK 680 - integrated amplifier
• Harmony Design EAR 90 - solid state headphone amplifier
• Hawk A 18 - Class A power amp (built or DIY kit)
• Headroom headphone amplifiers
• Helder STA 508 - Tripath-based monoblocks (December 2011)
• Hypex UcD 180 AD Class D power modules (March 2006)
• Hypex AS2.100 active speaker modules (May 2012)
• Holfi Integra 88 SE - zero-feedback integrated amplifier
• Icon Audio Stereo40 mkIII - integrated tube amplifier (October 2011)
• iFi iTube preamp and buffer (plus iFi Gemini USB cable) (October 2013)
• I.R.D. LLC-P stereo preamplifier (World premiere)
• I.R.D. LLC-P stereo preamplifier - revised version
• JE Audio VL20 & VS70 - balanced vacuum tube preamp & power amp combo (May 2010)
• Jolida Music Envoy - tube preamp + 2 tube monoblocks (World Premiere)
• Jolida JD 9 - tube phono preamp (April 2013)
• Jolida JD 502b - integrated tube amplifier
• Jolida JD 302b - integrated tube amplifier
• Jolida JD 502b - integrated tube amplifier
• JungSon JA-99D - Class A power amplifier (September 2009)
• Labtek Nemo - 300B single-ended dual mono power amp
• Lehmann Stamp (TA2020 power amp) + Linear (headphone/preamp) (September 2007)
• LFD Mistral - preamp and power amplifier combo
• LFD PA Zero LE - power amplifier
• LFD Zero LE - integrated amplifier
• Linn Majik - integrated amplifier with phono stage
• Loth-X Ji 300B SE - single-ended 300B-tube amplifier
• Lym Audio 1.0T - class D integrated amplifier (March 2012)
• Lym Audio 1.0T Phono - class D integrated amplifier with phono (October 2012)
• Karan Acoustics KA-i 180 - integrated amplifier
• Karan Acoustics KA-l1 - integrated amplifier
• KingRex T20 - Tripath TA2020-based integrated amplifier (September 2007)
• KingRex Pre-Amp - stereo preamplifier (July 2008)
• KingRex Preference - stereo preamplifier (January 2010)
• Kora Explorer 90SI hybrid integrated amplifier
• Korato KVP10 + KTA100 - preamp + power-amp combo
• Korato Anniversary - preamp + power-amp combo
• Krell KAV 150a: 150 watts power amplifier
• Krell KAV 300i: 150 watts integrated amplifier
• Mapletree Audio Design Octal 6 - tube preamplifier (even as KIT)
• Mapletree Audio Design Ultra 4A Tubed Preamp
• Marantz PM 57 - integrated amplifier
• Marantz PM 78 - integrated amplifier
• Marantz PM 7000 - integrated amplifier
• Marchand Electronics EC 626 - single-ended solid-state monoblocks
• Maverick TubeMagic A1 - hybrid integrated amp/headphone amp/tube preamp (November 2011)
• Meridian 551 - integrated amplifier
• Michell Orca preamp World Premiere!
• MidWest Audio Deluxe Classic 2A3 - 2A3 SET amp World Premiere!
• Miniwatt tube amplifier - the smallest tube amplifier on Planet Earth? (July 2009)
• Miniwatt N3 - one of the smallest tube amplifiers on Planet Earth? (June 2010)
• Monrio Asty - integrated amplifier
• Monrio MJ (versus Eden Audio Huygens MCD-1202) - Class D integrated amplifier (May 2008)
• Monrio MC 207 - integrated amplifier
• Music First Audio TVC magnetic passive preamplifier with TX 102mkII transformers (March 2010)
• Music First Audio TVC magnetic passive preamplifier (copper version VS silver version) (October 2007)
• NAD C350 - integrated amplifier
• NAD 214 - power amplifier
• NAD 314 - integrated amplifier
• Naim Audio FlatCap 2X - external power supply (November 2007)
• N.A.T. Signature - tubed preamp and power amps
• Nelson Audio Image 66i - KT66 equipped tube amplifier
• Norh LeAmp - monoblock amplifiers
• Norh SE 9 - stereo vacuum tube amplifier
• Norh Multiamp - multi-purpose amplifier
• Norma IPA 60R - integrated amplifier
• NorthStar LineStage + 2 Monoblocks - pre & power combo
• nuforce DDA-100 - fully digital integrated amplifier (September 2012)
• nuForce Icon - Class D integrated amplifier with built-in USB DAC (July 2009)
• nuForce IA 7 - Class D integrated amplifier (November 2006)
• nuForce P-8 - preamplifier (February 2008)
• nuForce REF 9 - Class D power amplifiers (July 2006)
• Onix A55 - integrated amplifier (November 2010)
• Opera Audio Consonance Cyber 100S Signature - tube integrated amp (January 2006)
• Opera Audio Consonance 8.8R against J500 Plus - tube integrated amps (push-pull VS single-ended)
• Opera Audio Consonance Cyber 300B PSE vs SE - tube amps (push-pull VS single-ended) (January 2007)
• Opera Audio Consonance 6.6 - tube integrated amp with KT66
• Pathos Classic One - hybrid integrated amplifier
• Pathos New Classic One - hybrid integrated amplifier
• Passion &ound PSi15 - Class-D integrated amplifier (October 2008)
• Pass Labs Aleph P (preamp) + Aleph 2 monoblocks
• PGA 2311 DIY kit preamplifier (June 2012)
• Pioneer A 607 R integrated amplifier
• Practical Devices XM-3 - headphones amplifier (September 2006)
• Praecisa Sonoro: 100 watts dual mono solid state integrated amp from Italy
• Praecisa NSA 200 II 156 power amp
• Praecisa Model 2: Italian preamplifier with hi-end separated PSU
• Pragmatic SAA 248 - ultra-minimalist Class D power amplifier - Part I (June 2012)
• Response Audio RAM 301 - a highly modified Jolida tube amplifier
• The Resurrector - amplifier back-EMF modifier (December 2008)
• The Resurrector 2 - amplifier back-EMF modifier (May 2010)
• Rotel RA 921 - integrated amplifier
• Rotel RA 931 mk II - integrated amplifier
• Rotel RA 972 - integrated amplifier
• Rotel RA 1070 - integrated amplifier
• S.A.P. Anniversary OTL integrated amp
• Scythe SDA-1000 kama bay amp - Class D integrated amplifier under 50€! (May 2009)
• Scythe SDA-1100 Kro kama bay amp - Class D integrated amplifier under 50€! (October 2010)
• Selection Audio Components Easy Line - tube preamp (October 2006)
• Selection Audio Components Minipre: DIY kit tube preamp with phono stage
• The Signal Transfer Co. Trimodal - power amplifier (October 2010)
• SigTech AEC-1000: room-control and speakers digital equalizer
• Slee Solo headphone amplifier - new version, tested with Sennheiser HD 250 II and HD 650 headphones (April 2007)
• Slee Solo headphone amplifier
• Slee Solo mk III headphone amplifier
• Sonic Impact T-Amp - 20$/10 watt Class T wonder amplifier
• Sonic Impact T-Amp - 20$/10 watt Class T wonder amplifier - Carlo Morsiani's listening test (manufacturer of Morsiani turntables and arms)
• Sophia Electric S.E.T. Music™ Baby Amplifier - tube integrated amp: World Premiere!
• SQF Son of Pharao - computer-controlled tube amplifier
• STAT Audio S201 - solid-state integrated amplifier - World Premiere!
• Synthesis Nimis: small and affordable tube integrated amp from Italy
• T-HiFi Micro-TI - Tripath-based integrated amplifier World Premiere! (July 2006)
• T-HiFi Power TI s - TA 2022-based integrated amplifier World Premiere! (May 2007)
• T-Preamp...TCC TC-754: 3 line-level inputs + 1 phono MM for less than 100$
• T-Preamp...TCC TC-754: listening and comparisons by G. Husband
• Technics SH-GE90 - DSP, equalizer, spatializer
• Temple Audio Bantam Gold - class D integrated amplifier (February 2011)
• Thomann t.Amp E800 - inexpensive PA high-power amplifier (May 2012)
• Thor Audio TA 1000 tube line reference preamp: European Premiere!
• Thule Audio PR 100 + PA 100 preamp & power amp combo
• Thule Audio 250 preamp + power amp combo
• Thule Audio IA 60 integrated amp
• Townshend Allegri - passive preamp (April 2013)
• Trends Audio TA 10.1 - TA2024 integrated amp: high-end for all (July 2007)
• Trends Audio PA 10 - tube preamp (February 2009)
• Trends Audio PA 10D - tube preamp/headphone amplifier (December 2011)
• Trends Audio PW-10 - all-purpose PSU (June 2010)
• Trends Audio TA 10.2P - TA2024 power amp (October 2009)
• Tripath amps shootout: T-Amp vs Autocostruire 2020 vs DIY Paradise Charlize vs 41 Hz AMP-3
• Tripath amp: AMP-6 by 41 Hz (January 2006)
• Tripath amp: AMP-6 by 41 Hz [follow-up] (December 2006)
• Vacuum State FVP 5A - KIT tube preamp (Allen Wright)
• Vacuum State JLTi - hybrid integrated amplifier
• Vacuum State JLTi mk2 - hybrid integrated amplifier
• Van Alstine PAS 4i SL tube preamp
• Van Alstine Super PAS 3 rebuild KIT tube preamp - Part I
• Van Alstine Super PAS 3 rebuild KIT tube preamp - Part II
• Vexo Hifi VXSE - SET vacuum tube integrated amp (March 2009)
• Vincent SV 238 - integrated amp
• Vincent SP 331 MK - hybrid power amp (June 2008)
• Virtue Audio Virtue.ONE.2 - Tripath-based integrated amplifier (May 2010)
• Virtue Audio Virtue.ONE - Tripath-based integrated amplifier (September 2008)
• Virtue Audio Sensation M451 - Tripath-based integrated amplifier (September 2010)
• Wavac MD 300B - 300B S.E. integrated amp
• Yamaha AX 592 integrated amp
• Wyred 4 Sound mINT - integrated amp (September 2012)
• Wyred 4 Sound STI-1000 - integrated amp (June 2011)
• Yamamoto A-08S - RCA 45-based single-ended power amp (November 2009)
• Yarland FV34C - tube integrated amplifier (September 2009)
• Yarland M34 (KT66) - tube integrated amplifier (December 2007)
• Z-Systems RDP-1: digital pre and equalizer

• Oldies but goldies

• Concordant Audio Excelsior - tube preamplifier
• Dynaco ST 70 II tube amp versus the original vintage ST 70
• Dynaco Dynakit ST 35 - vintage tube amp
• Dynaco SCA-35 - vintage tube integrated amp
• NAD 3020 - integrated amplifier
• NAD 3120 upgrades by Fidele Audio (March 2006)
• Naim Nait 1 - integrated amplifier
• Pioneer A 400 X - integrated amplifier
• Sonus Faber Quid - integrated amplifier

Phono Preamps

• A comparative test of 3 phono preamps: Cambridge 640P, Graham Slee Fanfare, Parasound Z-Phono (May 2007)
• AQVOX Phono 2Ci - phono preamp - Part I (April 2006)
• AQVOX Phono 2Ci - phono preamp - Part II (May 2006)
• Audio Analogue Aria - MM-MC phono preamp
• AudioNemesis PM 1 - phono preamp (March 2008)
• Audolici AP-01 - hybrid solid state/tube phono preamp (November 2009)
• Channel Islands Audio VPP-1 - upgradeable phono stage
• Eastern Electric Minimax Phono - tube phono stage
• Echo Diastasis PH-7 - MM/MC phono preamp (May 2013)
• ESE Lab Nibiru - battery powered phono stage
• ESE Lab Nibiru V2.5 - battery powered phono stage - follow-up
• ESE Lab Nibiru V 3.0 - virtual battery powered phono stage (October 2010)
• Gram Slee ERA Gold phono preamp (revised) + Elevator MC head amplifier
• Gram Slee Revelation - multiple curves phono preamp (December 2010)
• Gram Slee Gram Amp 2 SE - phono preamp
• Gram Slee 1 & 2 - phono preamps
• Gram Slee ERA Gold - phono preamp
• Gram Slee Jazz Club - phono preamp
• KAB PH-1 affordable phono preamp
• KAB Souvenir EQS mkII - fully adjustable phono preamp
• Leema Elements Phono - phono preamp (June 2010)
• Lehmann Audio Silver Cube - MM/MC phono preamp
• Lehmann Audio Black Cube Twin - MM/MC dual phono preamp
• Lehmann Audio Black Cube SE + PWX super power supply - MM/MC phono preamp
• Lehmann Audio Black Cube mkII - MM/MC phono preamp
• Lehmann Audio Black Cube - 1st version: MM/MC phono preamp European Premiere!
• Lehmann Audio Black Cube Statement - MM/MC phono preamp (December 2008)
• NAD PP-1: affordable MM phono preamp
• Trichord Dino - phono stage
• Trigon Vanguard 1 vs Mistral Phonostage