View Full Version : Solid State
- Hybrid amp Futterman's style (sepp)
- What amp should i go for?
- amplifier bias latchup ?
- k parameter in mosfet
- Help repair Krell KSA-50S
- Help repair Pioneer A400x
- [Newbie]Building a dock station
- Who test Cambridge 840A ? v1 v2
- Troubleshoot Technical Pro HB2502U
- holton AV400 help..??
- Is this a bad scheme
- Thoughts on the velleman K8060?
- Watts or Whatts..... What makes the difference
- Quiet 12V cooling fan for pro amp (24V supply)?
- Opinions on this tone control
- Defending Bose
- Bi amplification
- Amp cutting in and out
- Noisy pot...
- CHANNEL IMBALANCE in your Volume Pot - Some Thoughts
- What do you think about this amp?
- Advice for hearing impaired setup on a new television?
- Hiraga 20 watt, output transistor biasing
- Yamaha CA-1000 schematics
- Musical Fidelity MVT Noises
- Mute Relais...
- Van Alstine Amp: Mod/upgrade suggestions, anyone?
- Help needed mono use of stereo Amp.
- Question about Marantz 2235b use as preamp
- Importance of layout
- Musical Fidelity E-1 and E-11 schematic
- Carver PM 1.5 That Just Won't Quit--Power Down
- Audiolab 8000A getting hot
- Carver Sunfire Amp
- Distortion measurements, THD, IMD-what card?
- Connecting grounds on amplifier output
- Inexpensive module using +/-75 VDC rails?
- P channel mosfet amp
- Wich Preamp to use with an Chipamp? and my SoundCard.
- ACD100NSD spice model ?
- Proton AM-30: Blown 2SA1302-2SC3281
- Problems with speaker protection kit
- MPS3394 Substitut
- preamps
- 63watt class A into 8Ohm, 110watt semi-class A into 8Ohm, @ 20Khz 3rd harmonic -90dB
- Skytec PRO240 blown output - circuit diagram?
- Amplifer clipping.....
- musical fidelity p170 power amp
- amp that allows for remotely located line level controls?
- Quasi complementary outputs in a full complementary circuit
- Quasi complementary outputs in a full complementary circuit
- PA amp for home use
- Really simple lateral mosfet amplifier
- MARANTZ SR 1000 SCHEMATICS
- Cyrus 3 Buzzing fault - help please
- Fake onsemi 2N3773
- Threshold Stasis 2 Class A Power Amp - bias setting?
- Ben Duncan Amp-01
- 200 watt Class A Amp bias recomendations
- Barney Oliver Amplifier: HP Team Produces Superb Stereo Units (Sorry, All Sold Out)
- Jfet aikido
- !!DC Leakage!!
- Balanced vs non-balanced crossover to power amp (Krell KSA100MKII clone) question
- Adcom GCA-510 DC Offset
- circuit board smelling like toxic waste
- Any schematic with 2sk1530...?
- Rotel RB991 with -61V on output terminals
- Mark Levinson Model 383
- How to connect one master clock/ SCKO to multiple devices/ XTIs?
- SAFE VOLTAGE
- PROTECTION DIODE on HexFET Amp, HELP!
- ADCOM GFA-585 LE
- Adcom GTP 500 Preamp Motorized Volume Controll
- Telefunken HA900, a Rare amplifier
- Beefing up a receiver for a 4ohm load?
- power amplifier
- Help YAMAHA A1
- Analog Devices just introduced the MAT12
- Stereo amplifier sqeals at idle, distorts on one channel?
- Who wants to make me some PCBs?
- Low Wattage Multi Channel Amps?
- Radiotehnika U-101 repair, modification?
- ESP p3a
- DC off-set versus no negative feedback...
- sima w3050 need the good fuse
- Repairing / Modding PS Audio HCA-2.. what am i looking at here?
- Bryston 4B ST problem.....?
- NAD USB RIAA Head and Line Buffer Amp PP-3 (PP3)-Schematic here-but several Questions
- Cyrus 2 + PSX set-up question
- Speaker Attenuator DIY
- Its only need +50V for +/-45V outputs.
- Need a circuit to noise test BJTs
- Transistor power dissipation
- Adcom GFA-585LE 47uf 160v or 47uf 100v ?
- THD spectrum and negative feedback.
- Optimizing KMP PA amplifier for HiFi useage
- Pioneer SX-626 troubleshooting
- Transformer Out of Spec?
- About ExtremA amplifier
- Denon Poa 1500 Help.. Advice......
- Transistor power dissipation
- Mission Cyrus Two as mono block?
- need more speaker power: pre amp or secondary amp?
- Amplifier power supply voltages
- Cascode input question
- Bass Reduction in a preamplifier?
- Line 6 Spider III HD75 Problem
- Mcintosh autoformer taps.....Switchable?
- best input transformer for OPA627
- Inside Orange CR12L
- Need help troubleshooting Ruby amp
- HH scott 440a
- Class A Listening fatigue
- Need scheme for 400w mosfet amplifier
- Differential amplifier hum reducer
- Dear members please help me find schematics for "Vincent SV-238"
- NAD C326BEE
- Output buffers
- CKKIII Help
- Help! Krell KAV-300i voltage conversion, not jumpers version
- replacing power supply capacitors
- CAN I USE THIS POWER SUPPLY FOR NMOS200 247 WHICH PSU NEED TO USE?
- Updating the Dynaco Stereo 120
- Purpose of series input resistor in guitar preamp?
- How to add line-in to a guitar amp?
- Amplifier Questions
- The Composite / Hybrid- Linear + Switching Power Amplifier
- Need 2sk135 and 2sj50 MOSfets
- monarchy audio SM70 pro
- Inputs not working on skytec pro 240 amp
- what do you use to clean pcb
- technics SU-A4 service manual
- Real World TMC/ETMC applications
- Luxman A-357 schematic
- adjusting bryston 7B ST
- Yamaha R-50 IC Amplifier
- Help with NAD 7250PE
- I attached two versions of apex550w pcb layout which is better? see my last post.
- which apex 550w pcb layout is better?
- Denon PMA-S10 II input selector shifting by it self?
- which amp is this?
- Yamaha P2200 DC offset
- What to do with old Hafler XL280?
- 300w power stereo amplifier with pcb layout
- Replacing broken volume control with digital volume control
- Luxman sq503x constant static
- LTspice square wave and audio amp test
- 6 Channel Homebuilt amp
- Service Manual Classe Audio CP-47.5 e CA-201
- Crown MT1200 turn on click on channel 2?
- High-Power Audio Amplifier Construction Manual
- Technics SU 8055 wierd problem
- Cheapest Solid State Amp?
- Crest pro 7200
- Can you bridge 2 channels by splitting XLR?
- 120 VAC indicator lamp??
- Hafler DH-220 Troubleshooting Help
- Transistor circuit simulation
- Single gain stage transistor amplifier.
- TC9361 tweaking?
- FET Microphone preamplifier
- Help On Op Amp Options
- non inverting op amp input impedance help
- No sense of imitation GOLDMUND
- DC output ?
- Tekko goes complementary bjt
- Graphs of Ic and Vce for OC35, BC115 and BC126
- HCA 2003a balanced input mod
- Amp failure modes, preventing driver cooking
- Repair of Crown Micro-Tech
- Sansui 551
- Hum in NAD 7020
- Anybody ever used the mosfet body diode as a rectifier?
- Matching 2SC2922 & 2SA1216 Outputs In 8000P
- Wiring in Topaz 96610-11 10kva Isolation transformer UGH!
- Converting Pioneer VSX-D512 to greatness
- A tribute to the late Prof. Leach (LX amp / voltage stage)
- crest cc4000
- Is fairchild SS9014 a good LTP choice. ??
- High power single supply amplifier?
- A different (?) line level circuit
- Feedback arrangement in vintage 50W amplifier
- Amplifier with 2N3055
- Looking for Metal Can Equivalents of MPSA42/92, BC182B, BC546B, BC556B, BC449A
- KENWOOD/CAR AMP PS150
- NAD 3020A Loup pop on switch off
- Classe DR-3B
- Where in the UK is a trustworthy place to get 2SC5200 and 2SA1943's?
- Krell KRC powersupply
- ins and outs .
- Phase margin with capacitive load
- quad 77 amp dead!? help needed
- Help finding lightspeed schematics for 2009 green PCB
- Complementary to BC115
- 2 Speed Fan Controller
- square wave oscilloscope question
- Power Cord SOCKET for Power Amp Main Con. REWIREABLE-Ultimate Quality and Standart
- Transistor Code Marking/Logo S Over H, What Brand?
- Need borbely EB-199/320 schematic
- MOOLY, HELP HERE!!!
- 2SA1361 Transistors
- Good Source For Vishay-Siliconix/Motorola 2N5565, or 2N5564 Dual Jfet?
- Nytech CA 202 schematic or Servicemanual?
- Mounting heatsinks upwards,, yay or nay?
- Gigawork F5
- ONKYO AVR401: distorted sound in one channel
- Subwoofer Amplifier
- Luxman M120 distortion and squeal
- Crackly sounding amp in powered sub, any thouhts?
- Rig an onkyo to be always on mode
- Output Power PP AB Stage - Value of Emitter Resistor for thermal Bias Stability
- filter recap issue
- Massive amp modification - basic questions - Rotel RB991 donor
- Motional/active feedback in the car?
- Analysing power requirements (Class-A+C/AB2)
- wharfedale amplifier schematics
- 1000W amp diagram?
- please get amp diagram
- Input selector Elektuur EPS 86111-1 & -3
- Luxman LV104u
- Hill Audio Chameleon 1400S/ Dynaudio A-1
- Simple mosfet amplifier
- Choosing current for LTP?
- Proton AM452
- does this mosfet schematic looks promising?
- Harmon Kardon Citation TwentyTwo Power Amp
- Counterpoint SA-100 Head Scratcher
- QED A240 schematics?
- Grounded Bridge amp, Eagle 7
- Amp Advice
- Optonica SA-5207 repair
- Speed of BJT's or Fairchild vs. NXP BC550
- alternative for STK3102-IV
- NAD 1020 preamp mods anyone?
- 2-Band Baxandall Tone Control
- transistor tone control schematic
- Issues with Adcom GFA-545
- Alchemist Forseti APD21A Pre Amplifier PSU
- Robertson Forty Ten noise problem
- Preamplifier Power Supply Problems
- Adcom GFA565 Cap question
- THD in LTSpice ?
- Class A schematic for 53VDC power supply?
- PSW-D110 C6 cap
- SEPP LITTLE SOLID AMP
- Behringer A500 thumping in one channel
- GE 41011 transistor
- Questions about the 2-pole compensation VAS
- RA7502 Input Board Biasing
- 120v or 240v For XA160.5?