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- Krell KSA-300S will not turn on
- Calculating watt requirements for multi-mode/tri-mode operation?
- Another broken Sony receiver... won't turn on
- Yamaha RX-V690 Lightning Hit
- Temp. compensated transistors from Sanken
- Prototypes...
- When is a buffer stage required?
- Perfect Balanced Topology
- why a cap and resistor at output of leach?
- Repairing Mcintosh MC2300
- Best preamp I/O AC coupling without top $$ caps?
- Hiraga 20W - thermal issues
- Yay!!!!!!my amp is complete and working!...but...--->
- New DIY amp
- Article pointer: SPICE lying to ya?
- opamp for DC servo
- Eti 480 trouble
- TO-3P Insulators
- ampeg v6 amp trouble
- Tvc preamp
- Help requested: broken amp
- Passive or Powered?
- Those 33000uF caps might come in Handy!!
- N-CHANNEL simple design ?
- Dukane IB3250 ("two-fifty") high current consumption
- Holton's N-Channel amp Exhibits Severe Cross-Conduction at high Input signal.
- OPA660 phase-out
- Hey destroyer X! i've rebuilt my first transformer!
- Finding SMD equivalents of through hole transistors
- Help, amp problem
- PSU of class A amps
- Can you explain? Phono amp input stage
- Pre-Amplifiers
- Yamaha A720 amplifier not working
- Luxman L-100 Schematic needed
- Holton's AV400
- Elektor- MOSFET 'valvesound' amp opinion
- DIY way to check working voltage of audio power transistors
- How about this one??
- New amplifier published.
- Phonic 740
- Need an Idea for new project
- new topology for currrent drive
- PCB Desing..
- Failure with easy spk protection circuit
- ALL TRANSISTOR OpAmp
- dc on output of leach
- Acurus amplifiers
- Can we repair aluminium can capacitors
- Anything ideas on problems withy this?
- 1000w car amp
- A silly question, but...
- Another way of making the output section with class A predriver
- 1KW Power MOSFET Amplifier
- Playmaster 300W amp humming and thumping
- Question from a Newbie (no pointing and laughing please)
- High power Amp with OPA445
- 1kw amp
- audioPT PreAmp
- Output Configuration
- I could see, when we start some discussion, some strike
- cables for diy amps, preamps, and speaker cables ...
- Luxman Amp Repair - Crackle in the Tweeter
- Can anyone explain this circuit..
- best amp PCB layout..1 vs 2 PCBs
- Desintegrated circuit destroyer construction, will i succed?
- Blameless, are there someone that have one working good?
- TO-3 v.s. TO-264
- ONIX SOAP power supply - for Tony Brady
- vintage sansui transistors
- Is it worth trying to fix a car amp?
- balancing act
- balanced Xover
- Safe Working voltage of output Transistors in class AB amps with +/- supply
- !!!!! Help - Ssm2164 !!!!!
- Filters
- Sanyo Plus A35
- Rappaport schematics anyone?
- Common mode canseling in symetric amp
- Replace a transistor or trashcan,
- Hafler DH 200/220 Question
- diy ESL amp
- X Palesha X , one cooperation amplifier, Destroyer X and Palesha
- Miller feedback cap value?
- Please critique my Class A amplifier!!
- BUZ900 spice model available??
- copper area size
- Thumb Rule for determining Approx output power of class AB amp
- Bridging problem
- Volume knob problem plz help
- Irf540 Amplifier
- Share Nichicon KZ Caps UK/EU?
- cambridge audio a500 amp problem
- Basic Stamp Forums starting up at Parallax
- Correct my thinking on distortion mechanisms
- Arcam D290 schematics
- Leach amp caps' quality?
- Analog Devices buffer similar to BUF634
- DC offset on my design
- Modifying a Bryston 2B amplifier ..
- Amplifier - Instructional Material
- Any good, cheap ideas?
- Quad 303 screws
- Mystery Fuse
- which low voltage portable IC amplifier
- wanted 2SA1302/2SC3281 models for Multisim student
- Another heatsink question!
- Problem identifying power supply FET
- Phonic PIII3000
- Yamaha MX-70 power-transformer infos wanted
- 150 watt power amp
- Anyone have car audio amp plans?
- Esp P3a
- Designing simple amplifier from scratch
- Completed Leach Amp pics
- Commercial Leach Amplifiers
- mcintosh MC2105 needs some help
- What is the best first amp plan?
- extending UPS battery
- Question on output stage
- Repair speaker relay in Parasound amp?
- Inrush current on AV800 stereo power supply
- What makes a power amp fail...
- Heatsink, the next step into near future
- Ps Audio Delta 250
- Active crossover with linear phase response
- JVC AX-4 Super-A amplifier
- My first DIY amp project
- MM electronics power amp
- power capacitors
- Bizarre (over)heating problem in big amp
- Hard to find transistor...
- amplifer connection
- My first-ever project! Please help
- Amplifier trouble
- please help me
- Do you have a UK Farnell account?
- IRFP250 die size
- Bigger or larger capacitors in Active Crossovers...make a diff?
- Power transistor rail voltage question
- DIP8 adaptor wanted
- Question regarding Alesis Matica 900
- power supply: shunt or series??
- Paralleled Toroids?
- What is a darlington output exactly?
- Yamah p2200 setting idling current
- Trying to fix a sub-amp with fuzzy distortion on the output
- biasing a mosfet?
- is this design sound?
- ?? DIY PS Audio Humbuster
- Simple discrete preamp
- transformer load on MOSFET???
- low V Start for SMPS
- MY AV400 project
- Opamp adaptor
- rotel rx-503 schematic?
- arcam problems
- Will this work as audio amplifier?
- Measuring PSU ripple. How do you do it?
- maxi fuse
- Quick Q - This Amp Will Work ? (very Smple Amp)
- Lateral Structure Mosfet
- Any comments/changes on this schematic ?
- blown out left chanel
- Tda 7294 2sa1216/2sc2922 Amplifier
- Ths4061
- What heatsink for Holtons lateral amp?
- bass guitar amp
- Is this worth building? 400W MOSFET
- lm4651/2 power supply amps
- @steven: VAS stage in your zero-feedback design?
- Subwoofer amplifier goals and decisions ..
- PCBs please comment
- adding capacitor
- Carvin HT1000 problems
- TDA1554Q and LM1036 question
- Need help finding push button power switch to fit my amp
- Amplifier Power Supplies
- Are we looking at distortion correctly?
- OPTIMOS-Amp from Randy Slone
- Marantz PM66SE
- Favorite High Power Output Transistor
- OPA627 vs AD8610
- Stax SRA-12S
- Stax SRA-12S
- Lynx Poweramps Cap Bank
- Lynx Poweramps Project Help!!
- Current Source <- how to optimize?
- Are those worth buidling!!! -- > Randy Slone book..
- Crown XLS Problem
- First project: finished! (pics - 250KB)
- Help biasing leach amp
- DIGI 125 - right VAS selection
- Testing Leach Amp, questions about output
- Accuphase AAVA Volume Control
- Make it sound tubey !!!
- What diy class a amp to use for fostex fe87 in Buschhorn
- volume controll in the feedback loop
- speaker distortion
- possible active system
- Holman's AES paper...
- Velleman K4010
- Choke loading BJT output stage
- transformer in series
- NAD 7100 schematics wanted
- Damping Factor in Amplifier
- sub amp
- Can you please calculate this circuit
- looking for TCM5000 sony tape recorder service manual
- JLH boards
- Which amp for my subs?
- Differential and DC offset
- N-Channel Mosfet Linear amp Open Circuit Cross - Conduction
- MOSFET gate voltages
- How can I calculate input noise voltage and current?
- How to predict PSRR ?
- Amplifier power supply test-bed
- XM-1502SX Idle Current
- Replacing incandescent lamps with LEDs.
- Amplifier made in Brazil, old style, simple and good enough!
- Adjusting the M250
- LL1660, a match for SK135/J50?
- Class a amplifier for fostex fe87
- What should be the transformer rating in respect to wattage of a power amplifier,
- mark 38s
- Heatsink Extrusion
- DIY Audio Meet this Saturday in Houston
- search for old ic, semiconductor
- Leach amp problem
- Illuminated power switches/buttons
- Mark Levinson ML3
- Mark Levinson 380S
- I'm going crazy, please help, Pic's
- Nad 412
- X-ref for 2SC2526 and 2SA1076
- any info,manual about Yamaha B-2 ?
- Eti-477
- ESP P101 or Aussie AV400?
- sharing amplification
- Honored to present you, a very good audio brazilian designer
- Class A Amp Info Please!!
- Comments please, on my class A follower
- DIY Solder Bath?
- Car amp->home amp
- DPA-222 BJT amp from Upupa Epops
- Wiring a 2-channel, 250watt max car amp in home
- Single FET line stage
- Mackie schematics wanted please
- Simple toroidal power supply assembly question
- Citation Sixteen