View Full Version : Solid State
- Rowe Ami 125W Amp Board Inputs
- Yamaha Components
- NAD 3020 square buttons
- Adcom GFA-5802 Biasing
- Volume dropout
- Thule Audio's Universal Inrush Current Limiter for their Amplifiers - very special?
- noob with a perplexing problem.
- Thule Audio's GND Management by Integrated Amplifier with RC - who can explain
- Harman Kardon Citation A transistor help.
- Amplifier recommendations?
- Bad sub; No music!!
- Amplifier Design for Fractional Ohm Loads
- My first amplifier, need help to choose schematic
- FM test signal to indicate PIM?
- Sugden C51 control unit circa 792
- Omtec Mono Power Amplifier "CA 25" (CA25) - Schematic wanted
- Wierd Interference on Phone Pre
- JVC Subwoofer distorted
- Bridging Rotel RB956ax: I don't understand how it works
- SAE C3A output transistor order
- Max/Actual Output Level vs. Distortion
- Velleman k4005
- Determining causes of distortion
- diy discrete high power opamp
- Left channel not working with my speakers on my Technics SA-303 receiver
- Need help reducing noise of Amp!
- marantz 4270 receiver quadradial
- CSPP/Cirlotron - Brand Names of Commercial Solid State Amplifiers
- Marantz PM-66SE Right Channel Fault
- Dynaco ST120/150 PCBs?
- schematics for yamaha ax-630
- studiomaster vision 8
- Salvaging parts from vintage receiver for DIY
- An initial watt revision of a classic little amp
- SS Hi-fi Pioneer SA 6800
- Ultimate ECC for Class B from Thule Audio? Topology also used by Teac
- Tone control
- Better Audio by Solid State Amps after Coaching of certainly Electrolytic Caps ??
- Pioneer vsx836-rds
- THRESHOLD SA-3 : please, I need your help
- MJE9400 & MJE9450 data sheet
- Time/Heat induced crackle? Help (Lace Acoustic TA35cr)
- Need comments on Semlab LMOS application Circuit
- fuses and best speakers cables hehehehehe
- Need a Pioneer SA-9800 Supply Tranny
- Replacement for 70's Vintage Japanese TO-3
- Phoenix gold xs2300 - advice needed for repairing
- uk supply of motorola
- Trying to build...an...OMG
- Dunlap Clarke Dreadnaught 500 secondary voltage info required.
- stage line sta-320 troubleshooting
- NAD 7240PE Dead Tuner
- Need Help About Speaker Relay!
- Schematic for SK9446/9447
- strange problem with DiY amp
- U3090MG (Display Driver Vishay-TFK) for FV112 Futuba Data Sheet wanted
- Need Help About Speaker Relay!
- Musical Fidelity P270 Humming noise!
- Cambridge audio P35 schematic wanted
- LF: Harman Kardon Citation A Service Manual
- Replacing The STV-3H and -4H Diodes
- floating supply class AB will it work? is it any good?
- Thosiba "high end" driver transistors
- Parasound Zamp V2 - help
- Replacement for MPSA43?!
- BGW Perfromance Series 1 Schematics needed
- quality transistors in London
- jfet distortion question
- Electrocompaniet ECP-1
- High Voltage LED
- Biasing a solid state amp
- Pioneer SA 7600 II
- Looking for Denon AVR-1906 / 768 Schematics
- Philips FW538
- Pioneer VSX-709S Trouble
- Aussie kit amp query
- Heathkit AR-1500 cap replacements
- Exposure 8 recap
- Advent receiver
- Question about input filter?
- Is this consider a push pull amplifier?
- dieing amps
- Tda 2050+bd249/bd250c
- Dual Op Amp adaptor not working - help ?
- Is this TA2022 eBay amp a terrible idea for a beginner's dissection project?
- An unusual "feature" on a commercial amp... crosscoupling between channels at hf.
- Amplifier Classes
- Why is there 5Vdc on my outputs?
- QED A240CD lacking bass.
- P3A bias setting
- P3A bias setting
- Accuphase's discrete jFET Input Operational Amplifier for Ultimate Sound Reproduction
- Sansui G22000 Repairing
- Please help a chip amp guy
- Yamaha P2700
- Perform Biasing on B&K ST-140
- Board goin bad
- transistor bias
- NAD 310 - need some info
- Help - Adcom 535 Amplifier
- Headphone tap
- Tips on fixing my Rockford P1000-1bd
- Question on Dayton DTA-1 T-amp and Car Audio Equalizer
- NAP 250 CB bolut up SOA removal
- Class B w/o crossover distortion (1975)
- McIntosh VU Meter
- NAD 3155 Schematic needed
- Adding Variable Impedance to Power Amp
- Any web site listing the most popular commercial amps ?
- Bryston 4B ST Clone Started
- Klotz P-A 1200 Schematic
- McIntosh C28 and MC2105
- S print layout question
- out put problems
- Krill – The Evolution
- replacing capacitor on adcom
- Carver M4.0t with weak channel
- LME49990 Audio Op-Amp - better than AD797?
- All FET folded cascode driver for "JLH"-buffer with no GNFB
- Transformer advice needed!
- Dunlap Clarke 500 Power Supply Info
- Nikko Power Amplifier Alpha II Stuck On Protect
- The Barney Oliver from Hewlett Packard
- Slones 11.4 'Blameless'
- OpAmp and Crossover Distortion
- Carvin DCM2000 Circuit Question
- Look for Mark Levinson No.20 monoblock schematic
- Fish Paper???
- harman kardon hk980
- First power up testing procedure
- Yamaha A-760 Mono button in our out?
- Power Devices for old Power Amplifier's from MOSPEC - Quality Standart like "ON" ?
- Ne 5532 15+15 or 18+18
- Krill is complete!
- How to measure high current Hfe?
- Crest LA901 red status light on CH A
- Problems with Nikko Alpha II Power amp (protection cuts off)
- Testing with speaker
- Rush Cascode inputstage on JLH 10W
- Mark Bass Little Mark 800 Schematic
- SIT-Preamp
- Schematic Needed: JVC JA-S77 Integrated Amp
- Powered Mixer intermittantly blowing fuses
- - Proceed HPA3 -
- Open Transformer in Yamaha RX-530 receiver
- a little advice on repairing an NAD 3020a
- Does anyone have this Amplifier/Mixer/Karaokee API A-501?
- Buzzing transformer in Teac AG-790 receiver
- Rauland-Borg Model 4030 info. needed
- Hi pass filter question
- Chrome chassis and grounding
- passive preamp
- Recomendations on build
- Sumo Polaris 310
- MARANTZ 30 problem
- Kenwood basic C2 - channel out
- Bigun's Botch Up amplifier
- 8000M complete recap
- searching for Yamaha PC4800N schematics
- Mark Levinson No. 335 powersupply Caps
- sansui 9090 (speaker killer!!??)
- sansui 9090 blowing fuses
- Amplifier Subwoofer
- Amplified Diode with MOSFET output
- Ventilation in amp case, regarding biasing and RF noise.
- Jfet op-amp
- Luxman L435 Capacitor Query
- how to design mosfet amplifier stage?
- Schematic for ART USB Mic Pre ?
- No Ground = Great Sound
- searching for schematics of Samick SPM-1203 Powered mixer
- There's someone who build Suzyj preamp ? Need help...
- Nakamichi PA7 Recapping
- amplifier switching power supplies
- Help organizing ideas with new electric guitar project
- NAD 3150 Service Manual
- Help with speaker protection kit
- high current discrete audio buffer
- Mark Lev No.20
- searching for schematics of Behringer PMP1000
- another protection circuit
- Leak Stereo 70 output caps suggestion
- Kinshaw Perception Pre Amp needs revamp !
- Mono blocks using National LME49830
- Quasar QA8080
- cyrus integrated convert to PRE only ? seattle
- Power Transformer Vendor Recommendations
- Matching Jfets
- Crest amplifier repair help
- What do you thing about this power amp schematic?
- [REQ] crest CPX 2600 schematic
- Amplifier/Mixer/Karaokee API A-501
- Distortion through Early Effect - mainly low Order or high Order Components ?
- The Future of Music at Home - ARTORA's "ARTOAMP 150" from Denmark
- Plotting the graph
- SAE C3A blows fuses
- SymAsym - "The Sequel", AAK's PCB Builders Thread
- RAVELAND XCA 1000 at home/AC
- Apex Senior advice needed
- bias transistor
- Upgrading op amps in a Denon DCM-460 CD player
- Cambridge Audio Azur 640A v2 problem
- Help,Help,Help
- Looking for a Mofset buffer
- Possible to rewire Denon DRA-295 from 110V to 220V? Pics attached.
- Bridging Forte 4a amplifier?
- Amplifier power rating versus expected life span
- Student
- Dual CR 1780 receiver - class A?
- does early effect shift much within a device family?
- The life of my 30 year old Rotel RA-314
- audio analyse' - French made amp?
- capacitive multiplier
- Crackling noise - Sansui AU101
- NAD C320 listening impressions/repair procedure
- $50,000 power amp !! Anyone know what's inside it ??
- Musical Fidelity B1
- Bypass operation L-07C
- Tone control circuit
- Yamaha PC4800N schematics
- Blameless THD
- Burning/running in, fact or fiction?
- This may sadly also affect you....
- 31 Band Equalizer "the t.eq" "TQ-60" schematic wanted
- Anything better than 2sk1058,2sj162 pair?
- Mystery resistor in simple audio amp
- Turner A300 Stereo Power Amplifier
- PowerAmp
- AcouticPlan MagAmp
- Panasonic Dropping Through-Hole BJT's...
- New member, old techie
- Burning/running in times?
- Noisy transformer Usher R1.5
- Musical Fidelity A1 bias
- Japanese art - amplifier + - 150V rails 2SK183
- piezo electric tweeters
- Yamaha 2010 - no sound
- Yamaha 2010 - no sound
- Output transistor safe operating area
- Adcom 5400 Thermal Protection LED's.
- SS Amp with Output Transformer - McIntosh MA 6800 (MA6800) Power Stage Schematic
- $20 to the first person to give me the tip that gets my NAD 3020 working
- B&K ST-140 Power Supply Schematic
- Nubie transistor question ...
- projects for s2a1943
- Proceed HPA2 power transistor
- what to use in place of IN5408G Diodes
- spl amps
- Cambridge Audion CD player 840C/640C toroidal transformer
- The one that got away!