View Full Version : Solid State
- biasing and dc offset for a sumo nine
- doubling is 3db analog, 6db digital?
- Pure Class A Push Pull
- Amp only works when turned "off"
- LU BLAME. 200 Watt power quality. (Lineup Blameless by D.Self concept)
- threshold ns 10 preamp. scheamatic
- Modifying the NAD 214
- HCCA 275R(ORION)
- Transistor Base Voltage Question
- Repairing a Krell KSA-150
- Who has overtaken Holden & Fisher Toroidal Transformer Manufactur used in Naim Audio
- NOOOOOO .... !!!!! Hafler croaking .. ??
- Cyrus II 120v Transformer
- Lax Stage Power Amplifier "MA-5200" - schematic wanted
- Any books/ ebooks advised for newbie diyer?
- Sansui AU-D11MkII as power amp
- Carver PM-120 question.. original transformer?
- Final test: Module Leco vs Crown Powertech Series Amplifier
- Sima PW-3000 integrated amplifier
- musical fidelity p 150 power amp
- mini active amps for diy ipod speakers?
- Help! Repairing Arcam Alpha II
- Driver heat sink
- F5 no caps in amp stage,,,why is it good?
- Old and surprisingly good amp
- John Linsley Hood 80W May 1989
- MF P 150 PWR AMP
- Infrared Remote Contr. Stepped Attenuator for Replacing RC Motor Volume Contr.Alps
- dnm 3 series preamp
- nytec 602 power amp...
- Restoring Sansui AU6500
- Harmon Kardon HK6600 problem
- UniGaBuf, a follower cut out to be a leader
- legend 2 pair power amp
- Sunfire 300 Two Amplifier Schematics or Service Manual
- Rotel RX-830 SM?
- a Bryston tour!
- Class AB Amplifier - New to the analog world
- Dynacord PowerMate 1600 boards for sale
- Precise and professional audio power amplifiers.
- semi finished 7294 + 6n11
- This is my discrete headphone amplifiler
- HiFi DIY's mini-A kit amp
- DIY quality, custom design-patterns of audio amplifiers
- Small signal behaviour of Darlington pair
- montarbo mod 102
- ☠ Building a 6 channel amplifier
- Opinion sought on modifying vintage amp
- No NFB Headphone/Pre Amp
- P channel or N channel fets better for audio?
- Testing the essential part of My audio equipement
- DIY home etched boards, old style, simple, fast and SMD style
- Always is fun to simulate an SOA curve
- Fitting an IR controlled switch for power amps
- Sibilance/tin with some amps not others
- mcintosh mc7270
- Removing the 100v step up trafo from this amp HELP!
- Aragon 8008BB needs repair
- Greetings and advice please!
- My new hybrid amplifier
- High Pass Switch for Parametric EQ?
- Kendeil PS caps for Adcom?
- Marantz 2215b power transformer
- Yamaha P2100 recap and upgrade: suggestions?
- My small diy site
- 10 W Class AB amp: Adapting Single Supply to Dual Supply
- My old RX402 amp
- Transforming a Luxman L-510 to an L-530 - possible?
- Opamp Adcom gfa585le
- Pre out attenuation
- 1 Watt Mullard amp: form Ger to Si
- Noob: Fabricate a missing channel
- Cyrus II RCA Connectors
- Resurrecting a Crest LA2210
- DC Servo or output cap SOUND QUALITY
- The Very Best Amplifier I Ever SPICED!
- Magic - My first Lateral MOSFET Push-Pull amplifier
- Quick Dirty Blameless HIFI IRFP240 Class A
- ic for GFA 545
- Constant Current Pros and Cons
- MAKO is an hyper power amplifier, able, alike the Mako shark to eat
- lme49720
- Pioneer 9800 amplifier
- SWR Basic Black fried PT
- swapped TIP35/36C overheating/blowing fuse immediately
- Kenwood KR-5030 receiver problems
- GX400 - 400W Audio Amplifier - Made in Romania
- Clone Goldmund Amplifier
- Nichicon FG or KZ
- 220uf25v to 220uf35v
- Nichicon Fine Gold help
- Replacement Transistor to PT8860
- NAD705
- Linn LK100 Fuse Keeps Blowing
- Musical Fidelity A220 Class A Tweak/Refresh
- diagram of YAMAHA amp AX-440
- motorolas new website is soooo bad
- Superphon Revelation Dual Mono - buzz/hum one channel only
- "there's no AC" sensor switch
- Yamaha B-1 Power amp with UC-1 control
- 2sa1012
- Halve the diamond, double the performance!!!
- amp buzzing
- Please comment my P3a PCB
- Yamaha P7000S rare transistors
- NAP-140 Clone
- Need a good recommendation on a "great" sounding 7.2 surround amp
- Sources for HAFLER J160 and K1530 subs. PLEASE!
- Threshold T800 and T400
- quad 405-2
- DIAMOND DIFFERENTIAL INPUT POWER AMPLIFIER EBay kit
- iXYS linear power mosfet
- totempole output
- PCB for this amp?
- I need help Denon POA6600A
- Alternative topologies
- Anyone have a schematic for a Sony STR-AV920?
- Using burson opamps on an old Sumo nine
- SAE P10 Power Amp HELP
- MJL1302 and MJL3281 best driver transistors
- MC 2105 Power & Speaker Switch needed
- LINEUP Input-VAS, idea
- Class A/B top contenders
- Heat Resistant Plastic
- Finding old style rotary switch?
- Crown MA-12000i / MA-5000i / MA-9000i
- 12W Broskie-Macaulay Amplifier
- C240 one man's trash, another man's new project.
- thermal paste smell?
- Suggest me an amplifier schematic :)
- Mica newb question...
- NAD 7000 Bass(Base) Pot Busted
- Ecler PAM 550,880
- Power supply bypass adcom gfa585 blackgat VK
- Recommend me a PreAmp Design
- Ultra high performance headphone amplifier QRV09
- Help with 200w Amp
- Class A Sounds Mighty Sweet!
- Problem with Laney 320 tfx
- Good Sub for 2SA961S grade B or C
- Help debugging a Sonus Faber Musica
- Sony TA-F606ES channels unbalanced.
- NAD 3020 with low freq. hum and bimetallic clicking sound
- ADCOM GFA-565 DC Offset Fluctuation
- My SU-8080 Technics is popping...
- Help me fix the AV800 amp
- SUGDEN A-48 RECAP Question
- Kenwood Basic C2 preamp mods
- ROTEL RA1070
- 25vdc compared to 36vdc on 7294, looking for input on design
- Hum in Crate guitar amp
- Is nxV200 and Ekta Grande
- 85vDC - 12vDC
- ripple capacitors
- Technical question about heat.
- Pioneer A-757
- My VAS performance "NEVER LET ME DOWN"
- How do I adjust the symmetry on my mono amps
- STK4141 or LM3875??
- Customworks A400 mosfet amplifier
- any single 2n3055 audio amp schems out there?
- build a pre-amp
- Capacitance multiplier, suggest improvements
- Parallel jfet question
- Help me understand - Input Bias
- Cool Sylvania Receiver- Believe it or Not!
- Wiring a XLR plug
- solid state amplifier obsolete ??
- preamp with tone and mic control
- Kenwood KRV5570
- Overhaul of an Armstrong 625 gone wrong! Please help me :)
- R.E. Designs LNPA 150 psu circuit?
- Precision Power Art Series A600
- Lux Corp s505 revival
- a bit o help with powertrans tda7294 and 6n11 buffer
- Need help understanding current sourced common emitter/source amplifiers
- Plinius 8100 int amp popping sound when I turn up the volume
- Need help
- Help with inductor choice in power supply
- Vebo
- Power Transformer
- An amplifier who know this?
- Phase linear 400 grounding help
- rotel RA-311 left channel noise
- CLASS A BJT SE AMPLIFIER
- Cyrus2 amp Left channel distortion
- Converting NAIM NAIT 3 from 230V to 120V
- BJT model and fT simulation with PSpice
- BJT model and fT simulation with PSpice
- NHT MA-1 Let the Smoke Out
- aura evolution av100
- Chine Sure Eletronics Tripath 4*100W
- PCB for Volume and Loudness Control!!
- NAD 3020A Bias
- My Current Project - Design Stage
- Mine quality power amplifier stable 2 ohms
- Reverse engineers, I have a project for you...
- Headphone amplifier drop-in replacement for Phonoclone 3 and VSPS300
- Citronic PPX 300 (orig ver)
- KSA 100 from Jim's Audio on EBAY
- DH-220 Clone (SMART TA-242) can't adjust DC offset using offset bias pot?
- Universal Class A line Level Buffer
- Crest 4801 Amplifier in Protection Mode
- ebay amps
- DH-500 bias problem
- Help with Grounding+Layout of Pre+SSamp Combo
- DH-220 Clone (SMART TA-242) WAY too high bias current issue?
- Gain problem
- MOSFET amp what d you think?
- solid state ....flight simulator !!!
- Problem with Kenwood KA3500 powersupply?
- A LED meter, Volt meter, power meter or light indicator... a nice gadget
- NFB and load characteristics
- Accuphase E-213 schematic ?
- Balanced Krell question
- Modified Follower-99 With HF Transistors
- ebay amp L20 power amplifier
- Leachamp with thermaltrack outputs
- THE ULISSE PREAMP
- Input selector...??
- PF 99 years of happines
- Just bought five Marantz MA500 amps, did I just get screwed?
- Need +/-35V in a car..
- ESP P3A
- rotel ra-930ax repare.
- how to make a good solid state integrated
- Looking for inexpensive, non-diy 4ch amp for woofers
- Phase Linear 700 level control offset problem
- Comments on Audio Power Amplifier Design Handbook by Douglas Self
- A different CAS typology with very low THD
- Need help diagnosing a problem with my guitar amp
- schematic diagram help erased model value
- STK 461 Replacement
- Michell Alecto service manual needed
- Amp schemtaic for 2x12VAC or 1x24VAC
- Electrocompaniet aw120 HQ photos pcbs needed
- SWR (non-super) Redhead.... help?
- Harmon Kardon av 1600
- Counterpoint Solid One Power Amplifier
- Bourns pot - wiring help needed.
- JFET experts needed!
- Help repairing a Sony MOSFET amp
- HAFLER OUTPUT STAGE
- YAMAHA R 1000 TUNER APLIFIER
- Help me please - Magnum IA160 Mosfet
- NMOS200 247 PLS HELP
- BASH amplifier problem
- Help choosing a measurement amplifier
- Need Someone to Repair My Apt 1 Power Amp. Suggestions?
- Arcam Alpha 10 - Service