View Full Version : Solid State
- Hafler Preamplifiers - DH101 vs. 915
- Oscilloscope, for "debugging" audio signals
- Stacked PCB connector ideas ?
- Nad's mods
- chassis grounding question
- Rega Mira 3 missing power-amp inputs
- Pioneer SA-7100 front
- PIONEER A-701R Service Manual
- Yamaha C-4 Muting problem
- Anyone built/simulated Slone's 11.10 design?
- How bad did I screw it up???
- R2R Attenuator with Relays
- opamp + buffer feedback loop clarification
- Please reccomend me a good sounding amp with PCB gerber files?
- Luxman R-117 Processor IC302
- Stylish amp design . WIFE factor
- What abaout this scheme?
- Faulty amp - diagnosis?
- Schematics wanted for these recievers
- Bryston quad-complementary interconnection
- Complementary Class A Preamp using BC368-369
- Cascode VS Wilson Swapped Mirror
- Hum noise on my swr sm400s
- ANY AMPLIFIER WITH SLEW RATE GREATER THAN 50V/ìs?
- ESP sound soft start
- Question on uPC1237
- mcintosh mc2120
- Bride of Zen setup help...
- My Mosfet amp: why isn't it working?
- Krell MDA 300
- Schematic of a NAD 3130
- Acoustic guitar blender preamp
- LM1921 needed
- Accuphase E-550 Rewire
- Phonic powerpod 1062 dead channel
- TEAC AG-5D HT Amp Help Anyone...
- Gain Blockwith Variable Loop Gain
- Clicking noise when other appliance is turned on
- Recapping Marantz PM14 SA
- Broken B.K.E. OMP MF-450 (output messed up)
- Richard Allen - J E Sugden A51 Amplifier
- Why does Class A distortion increase with frequency?
- Alchemist Maxim APD-30-A schematic
- monster avs-2000
- Class H Power Amp.
- Spice models 2SA970, 2SC2073, 2SA1540 and 2SC3955 ?
- Naim (split from Blowtorch)
- Phonic Powerpod k12 Schems?
- Passive Notch Filter For Thd Measurement
- Project 11.1 from Slone "High-Power Amplifier" Book
- nad 3020b idle current
- 2SK170 Hybride idea IRF610, 100 mA out
- Antiparallel diodes as power line filter : how do they work ??
- Looking for an amp that can survive
- Bob Pease on op amp loading
- Problem with a NAD 3130
- Hookup wire
- Simple preamp / mixer circuit - need help!
- my heat sink picture
- How to get the less distortion with BJT?
- Simple amp for a complete newbie
- Bose Acustimass 3 Humming
- QED A240CD Blows Fuse on Powerup
- heat sink design, pls help
- Basic op amp optical compressor questions
- ESP P3A oscillation problems
- Measuring an amplifier with my humble devices
- Super class A or......
- Function of Output Inductor
- Creek 4040 s2 transistors or schematic
- Best opa604a opamp replacement?
- Op-amps vs Discrete for preamps/DACs
- Crown DC300A
- MJR-7 Mosfet Amplifier of M. Renardson
- Modifying an Original Richter scale crossover ???
- Article of possible interest
- Music Fidelity A1
- Problem with Denon DRA-455
- LTC Library Problem
- MC2105 blows fuses on powerup
- Repair a Crest Vs450
- led mount recommendation?
- Pros/Cons on Split supply vs. Virtual Ground
- Matti Otala - An Amplifier Milestone. Dead or Alive
- Intermittent PS problem on Yamaha HTR-5250
- AN6882 bar graph LED drivers: what instead?
- looking for opinions on amp design.
- Symasym biased for class A
- Stuck in standby, and other stories
- Idea for linearizing a cascoded VAS
- running 4 ohm B&O s from 6-8 ohm marantz
- Alchemist Forseti Adp 15mkii
- Zenquito Variants - SK170 SJ74 ...drive 2SK1058
- Impressive sound from sansui ion2
- My new ideas to have quality sound effect.
- Van Alstine Model 3 help..
- whats makes sense to have class A amp?
- need help for rotel amplifier
- P101 Build Question (heatsink)
- Creek 4330 PCB
- Bi amping
- A question about diamond buffers
- Sugden a21a power amp repair
- J310/271 spice models
- 4 ch esp p3a psu Buzz
- denon pma 1500r schematic
- Solid State Tabor Amp
- Carver PM-1.5 Amp buzz humm
- "K118" Semiconductor - HELP?
- Quad 405 - opinions?
- Audio amp for CD player
- Replacement for 2SA1930/2SC5171
- Easiest to build class-A?
- which amp to drive wilson audio Sophia?
- Please explain what I did
- Meridian 101 pre amp needs new power amp
- .....And another thing about Maplins
- SWR Mo'bass PA module
- Help needed ! Inter M R300 schematics needed !
- Pre-Amp / Buffer on Ebay
- sony str v5 or v6
- insulation from heatsink help please
- Kenwood Power AMP KM-X1 transformer info
- 5V out from PC Mic input
- 12V trigger problems
- Computer Sound
- AB international 9620 amp with blown channel
- Sony Str-de698
- NAD c-320
- Generally buzzing is a bad thing, right?
- Need a schematic for a 400w Amp
- Onkyo TX-SV444 goes into protect mode
- 2sa970/2sc2240 sudden HFE DIP
- Tone Control with Loudness ?
- Pre-Amp ...... Help wanted with Circuit
- Green Pre board - modular
- marantz volume pot install HELP!!!!!!
- Anyone have a manual for a Pioneer QX4000 quad receiver? Mine is busted.
- 110v power amp with 220v transformer, effects sound?
- This is the DHR.... Dx High Resolution Turbo
- Acurus A200 damaged in Lightning, can't find problem parts, please HELP!!
- please comment my pcb
- Using 5x220w parasound 2205a for stereo bi-amping, good or better off?
- Levinson 23.5
- Regulated DC PSU - Plain and simple please?
- MAINS... simple, old style amplifier, plugged into mains electrical outlet (110)
- Yamaha RX-V800 wont turn on
- So if I were to design an amp...
- carver cube amp
- Adcom display out
- Bass amp issues, swr redhead
- which virsion aleph class -A amp is easy to buld?
- Cyrus 2 power switch and R channel down
- Audio buffer amplifier
- Carver C-1 preamplifier
- My new old amp hums
- Pop Quiz
- How to create a DC offset trimpot?
- marantz hum on one channel
- Sanken - 2SC3519A / 2SC3264
- Amp bridging and performance question
- More Op Amp confusions??
- Did anyone read about this amp?
- Frying JBL K2 S9800 with Parasound JC1
- What causes DC offset in mono Hafler?
- need some idea about Class A amp
- Hadley 622 amplifier circuit
- SanKen - LAPT
- EP1500 blowing caps
- Carver M500-T Unit fuse
- High-Z Dynamic Mic Preamp skeleton.
- Recommended Repairer
- Digital gain switcher for Green pre& similar
- Adcom GFA-555 MKII turns on, blows fuse, speaker hums down
- class A amp using IRPF240 or others
- Minima SE Class A amplifier - help please
- Replacing burned out transistor
- are RIAA boards built into turntables any good?
- Replacing Hafler 9130 transistors- 2 techie question
- reducing system gain
- Carver M 1.5t
- interesting class A amp, 120w into 8ohms
- metaxas opulence preamp help
- ccs-loaded sziklai
- Krell KSP-7B Power Supply Recap
- AN M2 line upgrade to phono
- NAD 208 Service manual
- Biggest Complementary Transistors
- Request for Adcom GFA-555 MkII schematics
- Mj1004/mj1005
- Titan 2000 what do you think about this amplifier
- P88 Preamp Issue
- Filter caps
- LT1083/LT1084 Regulator
- HIGH Fidelity-amp discussion
- EAD Power Master 1000, Blown fuse ???
- Denon AVS486 Diodes
- Noise problem in active crossover
- Build Preamp
- How to calculate gain and output impedance?
- how to use "Tokin OHD3-80m" tharmal sensor?
- sansui r50-low o/p one channel
- cascaded servos
- Unregulated PSU
- JFETs in series in what looks like a common source circuit?
- Mica in Heatsink TO3 power transistor or no ?
- Simple and tested bipolar transistor amp
- Marantz PM310 chasis mains connector ?
- Classic op-amp schematic
- DC-protection for my ZAH3 amp..
- Opinions on Naim Clone - H140 Kit - www.hifidiy.net
- marantz volume control pot
- QUASAR a QUAD405 reborn design
- Help! NAD 2100 schematic
- modify my old 80s amp
- Outside the box - Low Gain High current Amp
- Hafler 9130 feedback loop MOD question
- Cambridge Audio A5 repair job
- Question, about power, audio power into speakers... what happens?
- Ltp Dual Case
- Rotel RB980BX power amp hum and "pop"
- help building an amp of sorts?
- Meridian MCD
- Does anyone here have a JVC M 7050?
- cyrus 1 capacitors & rebuild
- Cambridge Audio A500 Left O/P Fault
- Gainclone makes my speakers go POP when lights turned off
- modified symasym amp, need help
- bipolar transistor fundamentals... help help!
- New SKA website & products
- Hitachi HMA-8300
- Searching for article by Aubrey Sandman
- Halo JC_2
- nad phono stage
- Anyone know where to get some pot?
- Nakamichi PA-7A II Service Manual
- Help me choose a pair of amps
- Cleaning dirty tape monitor switch.
- Inductive Germanium Class A
- fairchild semi, new audio output devices
- Ling TP850 amplifier manuals needed
- Fender Frontman 15g broken
- active cable shield driver in a phono amp -- does it make sense (noise- or sonicswise
- speaker protection revisit
- Kenwood Ka-770b
- GTBT (Grounded-Trench-MOS assisted Bipolar-mode Field Effect Transistor)???
- Cambridge Audio 340A SE preout conversion and other mods
- LME49810 with STD03N/P
- Amplifier startup problem...
- diodes