View Full Version : Solid State
- Edge laser amps
- Hopefully a fairly easy problem for you lot!
- I think/hope this will be a simple problem for you lot!
- Converting balance to unbalanced input
- What do you think about this schematic?
- feedback stabalizer, snake oil or real deal
- Live sound frequency/power split
- Another Zero Feedback Amplifier
- Small trannie and big caps
- phonos through an XLR?
- Dumb JFET Question
- Is plastic film capacitor same as polypropylene ?
- Is this amplifier any good? (earthquake)
- transformer
- Cheap low power design for computer speakers
- Leach Amp Issues (HELP!)
- Voltage from the power transformer in a Krell KMA-100 mk1
- Mancini "opamps for everyone" PDF
- Ringing Mosfets
- The NE5534....misunderstood?
- Strange Experience with NE5532
- Never-connected clone?
- dual voltage SuperRegulator?
- Gigant 2000
- Imbalanced Voltage Rails on Gainclone
- Simple volume/limiter control
- Electrocompaniet AW 250 AMP.
- DC Offset on the input of a Threshold SL10
- anti-thump circuit
- Measuring Performance?
- dampening a cd player
- 6 clean, small, inexpensive channels?
- Leachamp2
- passive attenuator design
- BC Components KP460 series...
- please help STK8040
- Leach Amp
- Hiraga 30W vs. Le Monstre
- Opamp in class A?
- newbie questions
- kenwood kaf 3030r
- SSL 9000 - Mic Preamp
- sae x25a repair
- Krell KSA100 vs AlephX
- Simplest, Cheapest, easiest amp to build?
- DEI 1100d, what could be wrong?
- Unstable when connecting PSU
- NEW to forum and audio. using OEM parts for new amp?
- Arcam Delta 290 : Humming input selector.
- HK 580I schematic, anyone?
- APOX passive volume grounding
- Distortion simulation with LTspice
- suitable equivalent to mj4502/802 in flat (t03p) package
- 2n3859a in place of q3 in P3a
- favorite prototyping boards
- Smps
- Choice of CCSs...
- Hafler DH 500 problem
- Lets make DIYAUDIO design
- MJL or 2SA/SC
- Electronic low-pass x-over
- battery powered pot circuit
- What harmonic does to sound?
- Bridge instead A+
- Rotel output fuse
- New Amp
- Making Digital Audio CABLES?
- schematics accuphase P300
- What is clipping?
- battery power versus traditional power
- crown d150 output transistors
- G-class with LM3886?
- Any opinions on KITSRUS amplifier kits
- Get Problem in Building P3A......
- counterfiet sa1943's ??
- New MOSFET design tool from Fairchild
- The sound of VMOSFET
- Perreaux sa2
- Discrete protection circuits
- scott 440a, looking for information
- Stop!! Stop!! Stop!!
- MJL4281-4302 Matching
- Accuphase A-50-Clone
- a question of ground
- Blown Guitar Amp
- Feedback artifacts, cars and semantics
- Input selector using PS gating of opamps?
- Luxman M-05, 105w class A
- Voltage Change US/UK
- Non-Inverted Gainclone PCB layout (LM3875)
- pro amplifiers vs. home audio amplifiers
- Basic question
- Help w/ opamp circ to remove DC from DSD
- Pavel Dudek's (Upupa Epops) amplifiers
- Oscillator reconditioning
- Help with amp
- Folded Cascode Sound?
- Bi-Amping with Arcam Alpha 6 possible?
- Analog VCA's
- single ended mosfet amp
- downgrading filter caps, will it work?
- Are dual rectifier bridges useful?
- DC powersupply +-15V 2-3A
- LM317-based regulated PSU: how does this thing work?
- Amp power supply question
- Transformer Question
- OP-AMP output impedance
- Chokes in PSU
- Cascode PSUs
- anyone have any experience with these amps.
- IRF540 V IRF540n
- Basic question about choosing op amps
- Irf540/9540
- Rod Elliot's new Mosfet amp
- Arrow MLJ4281/4302 thumbs down
- Audio analogue puccini amplifier schematic
- The sound of concatenated opamps.
- RFI problems
- c5200-0 Transistor
- Hello! anyone here?
- Is there anybody built a non feedback amplifier??
- Which of those preamps has a better parts quality ?
- Denon Protection Circuit
- Solvent washing PCB boards
- A Krell Revamp
- Replacing power supply capacitors
- New Webench amplifier tool from NatSemi
- Broadcast RIAA Blues
- Ad8099
- Class-A calculations
- Cambridge Audio P50 mystery
- Active Crossovers.
- The JC-2 preamp schematic on the website is wrong...Mr.John C?
- Help on Mission 700AS Subwoofer Amplifier!!!
- Counterpoint SA-220..got two...time to Mod them!
- Pioneer SX-838 -- random no sound output, clicking relay
- NJM4560 replacement
- 150W Is it good?
- Good Dual Opamp >+/-15V suggestion
- What graph to look at?
- Slow turn-on for LM78XX regulators?
- Adcom GFA-555 Pro
- inductance multiplier
- Transistor X-reference
- Schema for a variable subsonic filter?
- Help me with my PSU PCB
- What do you think about this schematic?
- Which node(s) to worry about in CFB amplifiers
- Type of 12V trigger on Amp?
- musical fidelity transistors....
- Crossover multiplyer
- P3a No quiescent current!
- Calculation of power audio amplifiers
- adcom gfa 545 II doesn't work
- DC controlled gain circuit
- Trimming resistors
- SOA and sagging PS
- does this make sense?
- 2-ohm stable amplifier PCBs or kits available?
- output devices installed before testing?
- AGC for PA / SR application
- Electrostatic suited amp
- Is this safe for OPA2134?
- DC Source Impedance measurement
- Help with op amp alternatives and spice so i can graduate
- How do I ground this?
- Holtons lateral amp
- Noise Cancelling Headphoneamp design.
- Winding Choke Calculations for CCS
- VAS pair
- Op amp questions for Mr. Wurcer
- Torroid coil is humming.
- Audio Design Guide
- Will this work for a WM61a?
- Help! Problem in My Receiver - Marantz RS685
- adding headphones on DOZ power amp
- Digitally controlled Baxandall?
- A preamp with tone controls
- SMA connectors -- why not?
- Recomend me a project
- Gain pot instead of volume pot
- fisher amp
- Looking for pn4889 for a B&K st-140
- Easiest way to reduce rails.
- Need some advice for amp-schematics
- About the wire impendence
- Convert Krell 300iL to European voltage
- Does anybody made QSC amplifier
- Please rate designs for n-ch mosfet amp
- amplifier with HF-parallel channel
- power transformers
- Peavey M-2600 trouble
- Panasonic receiver
- software for electronic circuit
- 20W No-Compromise Hi-End Amplifier
- Presentation + Class A amp with NEC 2SD555 / 2SB600
- Newbie question: Inducter
- Swiss Physics 6A repair info
- My assymetric->symmetric PSU, please comment
- Need new low profile caps for moth amp
- Tweak/Mod NAD C350
- does anybody know the wire thickness of MCAP/MCAP supreme??
- Portable direct drive amplifier for ESL headphones
- Carbon Film resistors *Marantz*
- Wtb:active Crossover Kit
- 1200w+ Amp Shootout March 27-28
- DSelf Precision Preamp Balance Control
- diy signal router
- The sound of two transistors switching
- amplifiers
- Up-Grade My Car Amplifier
- pcb
- Need Help Fixing an old NAD 304
- Is LM3875 better tham LM3876
- Floating Bias in Leach vs. Slone ??
- measuring a transformer Marantz 2245
- car amp power supply idea
- CRT monitor Help
- Moron Gainclone Questions
- SC480 Troubles....
- Please comment for my new CFB amp
- Discussing digital and class A amps
- my CFB has permanent DC offset-2
- square wave gen needed
- My CFB amp has permanent DC offset
- power amplifier with one-stage voltage amplification
- having problems with DOZ, help request
- Suggestions On Additional Circuits
- Digital input selector. What do you think about it?
- Need some help with a kit
- mux two input to one...
- Circuit Modification
- stereoplay 1988 Monoblock from Günter Mania
- Preamplifier from German magazine Klang&Ton
- About p3a
- BC559/549 - brand?
- Current feedback a la Mark Alexander+QRV06 = QRV03
- LM350 adjust pin
- Does anybody know Lee Jackson
- 230w 8 ohm approx replacement board of any kind 80vdc please help
- DIY Solid State amp
- Rails of most amps will be three times the RMS output voltage minus
- FET input stage problems
- circuit diagram to build my DIY preamp
- Need design book recommendation
- Alpine 3544 amplifier - cicuit diagram
- 2SC1345E Replacement
- low power class A SE MOSFET amp
- Snubbing Cap values on bridge rectifiers.
- Trace elliot ppa 600