View Full Version : Solid State
- Hiss in my P3a Amp
- Marantz 2600 Receiver...counterfeit (or remarked) transistors?
- Cyrus 3i
- powerpod 740 help needed
- Michele's New Ideas - Solid State Preamp
- From Italian PHILIPS ELCOMA (1981)
- Bass amp from salvaged parts?
- Low Power Power Amp
- Op-amp viewpoints welcome!
- plz provide me a good subwoofer amplifier ckt
- Yamaha AX1050
- Encapsulated Torodial for solid state
- resistance
- Class "A" biasing
- Marantz 510m Restore Photos
- build 405 clone (board buy)
- Passively Equalized Pre-amp schematic
- Legal advice please (!)
- AMPLIFIER ( MIC imput, HEADPHONES output)??
- Need Help - Burnt Sanken
- Preamp needed?
- Pics of parts for new HT amp
- what causes noise in a SS preamp?
- Hey...found the Acoustat TNT-200 schematic! (and TNP preamp)
- musical fidelity A120
- Schematic for PSE Studio IV Transistor Amp?
- upgraded my pioneer sx-3700
- Class A/B folded cascode amp
- 2SK389 for left and right channels
- Leach in a gutted Hafler?
- Noob looking for ideas for first power amp project
- Power Amplifier NAD 214
- Philips 40/25/15 watts amplifier with Universal preamplifier circuit.
- Doubts regarding a 1Watt FM TX Kit
- Nikko NA2000
- Meridian Tuner 204
- Bypassing power supply electros
- Morrey IG-18 mod
- Germanium output stage
- What to do with two 30V,50A transformer???
- Luxman m120a clone
- 10 Watt Single End, JFET input - Lateral N-MOSFET output
- Marantz PM-32 question
- without trimmer or bias.
- Mosfet amp goes crazy at clipping
- A different "single cycle" problem
- fixed gain ic?
- How many maximum Vcc for TIP2955 & TIP3055?
- Question before starting with MC preamp
- Marantz 510 - Rebuild?
- Input stage question/criticisms
- Quad 306 fault
- Amps to drive Quad esl 63's
- Pioneer VSX-815 overload problem
- all n channel only or n channel with p channel?
- New HT amp, looking for feedback
- Needed NX500LN N-Channel Schematic
- newbie,QSC part substitutes sj9282,ne5532
- Fully differential and pseudo-differential stages
- Wanted: Schematic for a Pioneer A-X 530 amp
- Radial Engineering (kinda funny)
- Which POWER AMP for my music project studio
- How much less from the ideal???
- Service manual for Onkyo TX-866
- Blaupunkt car amplifier
- Distortion due to RFI at amp output
- JVC RX-315 amp high pitched whine
- multiple components with one psu?
- Integrated JFET switch (MUX08/16)
- Help! PSK power amp
- Kenwood KRF-V5560 memory retention problems
- protect light is on can you help?
- variable damping factor?
- How to calculate a subsonic filter for phono pre?
- CMRR, what is it?
- AussieAmplifiers NX150 Spyder
- brand new to this.. how do i brige an amp?
- Active Crossovers, my flavor of the month
- 60w Mosfet
- Opinion dracula amp??
- Diode Blocking Circuit Question
- Marantz SM-80 'scratching' noises
- Wanted: Onkyo TX-866 Service Manual
- Bob Cordell Workshop at HE 2007
- Bootstrapped Op Amp
- sony ta f 870es
- About the NAD s200 bal-input not balance?
- Making a low distortion cathode follower preamp by brute force
- mosfet amp protection diodes
- Grundig V-5000 schematics
- "don't need no stinkin LEDs"
- Need of matching transistors & advanced circuits
- Where are all the 300VA 45v toroids at?
- Question about FET 2SK117 in old stereo receiver
- hafler p500
- Adcom GFA-555 bias?
- 8 channel sound art installation
- Help with mis-behaving Cambridge 540A
- Anyone know a NEC K821 Replacement?
- Simple schema
- audio in home without wiring
- Sansui AU-9500 trouble
- Transistors for ESP P101 amp
- Numark schematics!
- Any reason to add CDom?
- Switching PSU for amplifiers
- 25w amp completed
- qsc and clones.... backwards amps
- lateral mosfets in high end amplifiers
- Power amp based on Prism Audio modules
- RQ: Methods for calculate driver transformer?
- Increasing Iq
- real beginner amplifier
- Carver TFM-25 Power Amp (Bias issues)
- Help Identify/Appraise Marantz Stereo System
- Offset nulling - kind request of advice
- opamp input based power amps
- Gain Module with Current Transmission Technology
- I want your head phone amp Ideas
- THAT 2180/2250 compressor
- ASR Shafer Emitter 1 and 2
- Monorail grounded bridge N-Fet power amp
- Looking for Technics SU-V75 Amp Specs
- Marantz PM-66SE Blown Channel
- Valkyrie.... line-stage preamp..... info??
- Photos of almost finished amplifier.
- Marantz PM7000 problem /schematic
- Audibility of output coils
- 150W mosfet final results
- Dussun V8i Integrated Amplifier
- For Amplifier DIY'ers
- LabGruppen, what to do?
- Multichannel amp Schematic
- Marantz MA500, only 50Hz output?
- diyers amp help
- The GEM amplifier
- 3 stage LIN topology - NFB tappings?
- Offset of JFet OP Amp
- Pioneer Spec-1 any good?
- Replacing main filter caps, need to re-bias?
- Help me find a Mosfet/Transistor amp project useing what I have available??
- PreAmplifier & Equalizer
- upc1237 circuit diagram..
- Wierd ALPS motorised Pot
- Pioneer SPEC 2
- TIM generator
- Motorola Power Amplifier
- NAD 306 weird problem
- need Kenwood KA-990EX service manual
- Marantz Amplifier PM385 - Nil output
- yamaha rxv 795 av amp
- MARANTZ 510M POWER AND DRIVER TRANSISTORS
- DC servo simulation for low offset
- Transformer on feedback path
- Transistors for Blameless
- Sanken SAP devices vs. normal LAPT singles
- Cyrus One - problem with new 2SC1775/2SA872
- After test, is this bad?
- Amplfier testing tutorials please
- class a bias current and distortion
- Behringer PMX2000
- Positioning question
- Thermal Cut-off Temperature for a VFET
- G&W 2006TX PreAmp upgrade • Rice Inside •
- Adcom GFA-555 II Manual
- Class A sigle ended Help?
- DIY Gene pre amps are they OK
- Onix OA21s - speaker post positive touched negative
- "ST151" 100W amplifier
- Leach but larger
- Av400
- transistor matching
- EI transformer in case problem
- Memory Distortion? and some new beginnings.
- Current mode amp & speakers?
- Power problem: Denon AVP-5000 preamp... Heard of one of these?
- proton AA2120 amp schematic?
- Interpreting SOA graph for IRF640/9640
- Little transistor questions....
- Preamp opamp upgrade
- Mullard SS power amplifier
- Onkyo A-9210
- How placed the ground in my amp
- The LYNX v3.0 150 Watt Bi-Polar Power Amplifier
- 4 Amplifiers on 1 PS? Ground problem
- schematic question
- esp project 101
- Perreaux 9000B schematic?
- testing for stability
- Fixed my Quadraflex 650FET R receiver
- silicon chip magazine 15w class a amp
- Estimating amplifier transfer function...?
- Bringing Marantz PM55 up to SE spec
- Current Yamaha AV receivers (RX-V 559): what kind of output stage?
- P3A bias problems & drivers getting hot
- Arcam Delta 290 problems
- A 100-150 watt power amp using TIP41-142-147 transistors, how about
- KSA100 as a Starting Point for a New Design
- Power supply cabling
- DC offset on Denon PMA 2000
- Giovanni Stochino Power Amp
- MOSFET input capacitance
- anyone knowing anything.....
- Pf 99
- Noisy electronic volume control SU-G95
- Speaker Protector With MOSFET
- Audio coupling signal with ground isolated
- NEW schematic layout
- Phase Linear 400 Reference Post
- 2SA1208 and 2SC2910
- Pics of a JLH 69
- SMD Components
- Amp oscillates with new speakers
- High Quality Audio Preamp(PCB Soon).
- Non Bootstraped amplifier 60W
- Discrete Op Amp Ideas for a Preamp
- Need sansui 5000x schematic
- Compensation and Subjectivism..
- Good alternative to AD817/825 in Jung regulator?
- Need help combating power amp hum
- Minimal AMP named C-TEC
- Low Noise Balanced Microphone Preamp (PCB also).
- Help to fix C-Audio RA3000 Amp
- Need to know about a MOS. FET output stage ( the Baby 300B) power amp plans
- 4th order lowpass with one transistor
- New guy on the block
- Rca 4739
- Why do you need a preamplifier?
- carver m500-t schematics
- HAFLER JF2000 / ROCKFORD RF2000 mods...help!!
- mods for son of ampzilla & sae 2400L
- Is PFC needed for higher power amps?
- 25w amp
- Amp schematics
- bora's legend 4 consideartions
- look at this schematic
- use of series resistance on output for "tubelike" sound?
- starting to study amp designs
- Directly driving ribbon tweeters
- Looking 4 a simple NPN/PNP Output stage schematic useing Tip31C/32C Transistors??
- looking for someone to build me a high frequency amp
- Power Supply for Preamplifier
- Cyrus Pre, faulty or normal?
- "classic" amp and begginners problems (pcb wiring, component values)
- Going to Design (Preamplifier PCB).
- Need a soft start?
- stopping a ground loop through the power cord
- Self on LM4562
- Inside a Burmester 828 MkII....
- Impedence from Neutrik SpeakOn