View Full Version : Solid State
- =>$100k Amplifiers !!!
- Cap's needed C-Audio ST 600
- Paralleling low trr diodes in a PS with capacitors
- Help with Capacitor code
- TEAC A717 Phono Op Amp Problem
- Magnetic Shielding Foils
- Suitable jfet for an zero GNFB amp?
- Square Wave needed
- Complementary input stages with current mirrors
- ROTEL RB-870BX schematic or Service Manual
- Do two SE monblocks make a balanced amp
- kenwood kac-921 car amp
- Amber / AP1 output transformer?
- Linear Systems Dual Transistors
- Musical Fidelity 3A Pre-amp background hiss
- Mark Levinson 27 Repair Complete
- Musical Fidelity e300 power amp trannys help :(
- Dunlap- Clarke Dreadnought 500 Power Amp
- protron dvd recorder
- NX1000NL-NX150 Synenergy schematic here :)
- Grundig Fine Arts V1 integrated amplifier
- Help, Kenwood KR-8010
- Citronic PPX2400 Schematic
- Denon PMA-655
- SE Class A 200W PURE Heat
- Help: inductances in original Quad405.
- Need assistance for additional devices in DC detect for Quasis NMOS 350 Amp
- Carver PM1.5 service bulletin 1
- Soundcraft Spirit Studio schematic
- Yamaha A 720
- My Exicon amp project....
- Digital potentiometer with readout
- possible replacement for sap16n and p using conventional bce output
- cambridge a3i fixed
- jfets for preamp
- Adcom 585 problems 1 side hot other cold?
- harman kardon citation 12
- Swr Sm900 Mods
- Soundcraftsmen RA7501 Amplifier
- Is there any difference between SMD and TH parts?
- Quad SPST Analog Switch
- Help, troubleshooting Miniosc !
- Comparing 3 topologies
- hello, space2000 is back...
- Soundcraftsmen Amp Negative Volt Reading DC-Offset
- Identificaton and substitute ????
- SOA and whats realistic
- Bias chain current for SAP16
- 2SC3423/2SA1360 models?
- Input protection diodes: More harm than good?
- Current Mirror: The V-mirror
- Spice models for SK246/SJ103 anyone?
- swedish forum members please contact me
- PS Audio Question (pre-amp)
- Spice models
- Slowing down AC fans?
- denon pma495--r mod
- Pioneer SA-500 Transistor Questions
- adjustable riaa amp?
- NAD 2600 speaker output relay replacement
- Power amp outout stage self oscillation problem
- Bb627 Amp
- Digital Volume Control
- subwoofer amplifier
- The Frugalamp by OS
- Spectral
- help... diode on emitter
- Marantz Pm7200 Amp
- Can LM3886 BPA300 beats SS Plinius quality?
- jaycar sc480 t03 ver 2
- Aura Evolution VA100 • Clean up & upgrade
- Dual Slope Protection Circuit Values...
- Does anybody know anything about this amp? STUDIOCRAFT F1 (see picture included)
- Fortuitous distortion null in simple FET circuit
- Converting pro audio signal (1.23v) to consumer line level (0.31v)?
- Need schematics for c audio ra3001
- Intro very Nice Free PCB CAD MBE
- My firs DIY amplifier 20 years a go
- Converting Krell KSA 80B to KMA 160
- Double-die mosfets in P101?
- Amplitude and frequency distributions wanted
- Adcom 555 II advice - repair? test?
- Electrocompaniet AW100
- My pre-amp / buffer
- Looking for complementary NPN-PNP pair
- Real Silly Cap vs. Cap Question
- Meridian 101 recap
- HRII debug thread, post the problems you had here
- Please help with double attenuator for biamp
- Creek 5350S
- Learning about this stuff! I have newly acquired gear, and some questions.
- Driving 8 Ohm Speaker
- Looking for BK EX-442 schematics
- Powering Two Cabinets
- convert a NAP180 into a NAP250
- Repair or Replace??
- Right channel not working on Spirit Folio 10/2
- Need advice on a faulty c audio ra3001!!
- Building A new amplifier
- RelaiXed/diy preamp
- Current Mirror Discussion
- Effects of overtaxing IXYS diode bridge?
- Can you check this crossover repair job?
- Yamaha P2500S fault
- How to convert 120VDC to 12VDC?
- Discrete OPA627/687?
- Dx Optimus is being prepared... dynamic bias.. Class A to AB
- SSTART Preamplifier
- Comment on PCB and how to make it smaller
- Amp Stability techniques: Zobel et al.
- Dismante preamp
- Hafler DH-500 problems... ugh! DH500
- Fast Class A Amp
- Help replacing TL072CN op amps for TLE2072CP
- Leach Amp Clone 6 transistor version by Jens Rasmussen
- fuzzy left speaker
- A forum friend has sent me this Class A created in 1967
- matamp quasar 500
- Amp Cooling
- proton 930
- Luxman A-312
- Help (for a novice) Cambridge Audio A5
- krell ksa 300s right channel dead maybe transistor problem??
- Randy Slone's Optimos power amp demo Sydney Sunday Nov 9 2008
- RCF DCA1050 in Parallel Mono
- what to do whit this
- Ground side to OPAMP capacitor replacement?
- power supply help
- Marantz PM64II repairing
- Little opamp/darlington amplifier
- Rowland Research Amplifier Help!
- Troubleshooting 35V on speaker output
- Marantz SC-80 / SM-80 repair queries
- SONY TA 70, repair help needed
- please comment my pcb
- Crest CA9 spare input boards?
- Borbely interview released ...
- sansui qrx 6500
- service manual for MARANTZ SR 5300 NEEDED PLS HELP
- Citronic PPX 2400
- another schematic
- '70s Mark Levinson Op-amp
- Yamaha pc4002M inside pics and a meter problem
- Accidentally wired my amplifier wrong!
- National opamp inflation
- one channel has no bass?
- Son of Ampzilla meters not lit?
- looking for Yamaha YM3434 filters...
- Quad 405 hum
- Which DIY power amp clone for subwoofer?
- simple and interesting.possible ????
- How do you mount TO3 transistors?
- I have found a special amplifier, am trying to contact the designer
- Power consumption v. rms output
- Yes - another system ground question
- My Two-Stage RIAA Amp
- Strange Power Supply Behavior
- Marantz 1030 Service Manual / Recap Advice
- Does anyone have a Carver CT-3 pre-amp?
- SiGe transistors... who woulda thought?
- Opamp line preamp questions
- Sony STR-DE845
- please help with an oscillating amp
- how to edit part?
- FET Parameters - Matching
- Output stage device types. Yes or no question.
- Crown Com-Tech 210 Power Amplifier Crown Com-Tech 210
- DC300A opamp replacement
- altec lansing 1594C 100x2 amp?
- Can anyone help me ID this capacitor in crossover?
- Preamp Stage L, R, L+R
- Sub amp level matching
- Hafler 9180 DC Offset
- need replacement part opa445 opa551 opa552
- Carver AV405
- DH 101 Line stage/PS upgrade kit on Ebay
- which System
- Onkyo SR705
- .slb file (translated library file)...!
- p3a blowing 2sc5200 / 2sa1943 problem
- quick solid state amp question
- Musical Fidelity problem
- Repairing a DJ Mixer
- substitute for opamp
- NAD C352 service manual
- Stuart and Neil Build a KSA 50 (tweaked for 100 watts)
- Mf P270.2 input impedance?
- PS Audio 200C Power Amplifier
- so just how good are you guys?
- Yamaha RX-V1 Volume Control Issue
- Transistors Substitute
- Amplifier DC Offset - How Much is OK?
- static shocker maybe?
- Closer to reality, less "pleasant"?
- Yamaha P2100 schematic?
- Bridge Mono a stereo amplifier with balanced outputs
- input stage and VAS testing
- Powered OPA amplifier
- My Son of Ampzilla
- Phonic powerpod K16
- Ground loops, speaker hum and buz
- fidek fa1502 amplifier
- thanking you
- Case - List of suppliers
- Got 2x65VAC PS, any idea on DIY amplifier module?
- Opto Power Amplifier - 100% NPN
- Quad 44
- Bedini 250W ?
- loudnes control
- Simple amp from used parts
- quasar amplifier by dr bora 1000 watt
- Hafler DH200 Power Upgrade?
- Onkyo SR705 NEWB Needs Help
- Noob alert! Adcom 565 Q's
- Marantz PM 66SE KI Signature - volume control fault
- Question about power amp built in high pass filter
- yamaha rx-v870
- possible leach problem??
- Quad 33 Please Help me !!!
- Ayre's KX-R reviewed in November 08 Stereophile
- buffer
- Yamaha AX700
- 24V Tube IRF610 MOSFET Hybrid HPA
- Marantz PM 440 and PM 351 Schematic required
- quad 33
- The Royal Mail, Burbec, and the tale of the lost board.
- Newclassd Gold Series
- Crest Audio 4801 PSU Capacitors
- LU1014D Power JFET DISCONTINUED
- Dead AV receiver TEAC AG-V3020
- Quad 405-1 Avondale
- Mosfet problems
- JFET CS design, how? (and possible SPICE oddity)
- Matched 2SK1530/2SJ201
- solid state
- Hafler P-230 recondition
- Balanced audio distribution amplifier
- Yamaha EMX3500 repair - help needed
- New Member and Biema Q400 question
- Class A design question
- parallel complementary stage
- Beginner Project needed...
- Looking into building a compressor
- Fixing Amp - No Ideas
- Troubleshooting NAD C350
- Sumo Andromeda mods
- Preamp hum - any idea to minimize it? (Schematics added)
- Please help with NAD 1020 Pre-amp
- weird problem
- Increasing input Z on Leach amp