- Bitscope
- Reparing a new transformer
- 2N6339 / 2N5884 <- Usable?
- N-Channel Amp : Populated Board
- N-Channel Amplifier : PCB
- Sony SACD opamp upgrade with Ad8610 opamps?
- HIGH spEND audio
- Sources of hum.
- Identify SMD capacitor types visually?
- Leach amp vs super Leach amp
- What size heatsink is needed for Rod's 3A amp?
- LM3886 as driver
- Audio Foundations
- Need advice about Heatsinks
- Leach Amp bias current (what is yours set to?)
- Transistor biasing
- link to amp schematics(a lot)
- Pspice libs (2sk389 ... )
- Counterfeit transistors???
- ESP Project 3A - 60-100W Hi-Fi Amplifier Problem and need helps
- Preamp gain for Leach amp
- AA118 does anybody know what diod type that is?
- Speaker protection relay
- Switchign Sources (RCA)
- Preamp PI-filter circuit
- Actual DIY's master (amplifier)
- PSU Bypass Caps
- Finding SPICE Models
- Right channel of my AR D52 died?
- Leach Amp Gerber files
- Several questions about mods to the Leach Superamp
- scheme Audiolab 8000s
- New law
- Help! High gain, low noise fet advice needed!
- Marantz MA6100 monoblocks
- High voltage OPAMP / PREAMP
- can audiolab 8000s be 'tweaked' into more emotional sound??
- Tripath TA2020
- Single stage PWM amplifiers.
- Class H simple amp schematics
- What value of cap for opamp PS bypassing?
- power amp driver block topology?
- new OpAmp by Burr Brown / TI
- Metal Foil Resistors
- How do you SPICE model your JFET?
- FET compound pair?
- Modified version of Leach amplifier
- MOSFET Help
- DAC output stage
- impedance optimization
- JLH Class-A in a with MOSFET's
- Preamp
- 3 preamp to choose from
- Hagerman's Vbe Multiplier
- Schematic for Leach preamp?
- Does anyone have boards for the Leach Superamp or preamp?
- pics of my leach amp - just finished
- output LR filter
- Ampilfier Pics
- Articles on amplifier distortion
- Balanced amp
- HEX-FET 60W/4ohm Amplifier
- simple guitar amp ?
- Transistor replacements
- grounded bridge
- Preamp for the Leach amp!
- Holco vs. Dale RN55D
- MOS-FET input capacitance
- transconductance power amplifier for current-drive loudspeaker?
- Ultra low noise filters
- Amplifier operation voltages
- RE : audio distribution
- Upgrading Transistors for Low Power Amp
- Biasing output stage FETs
- Static Induction Transistors, SiC
- Audio Magazine Distortion Analyzer article
- Leach amp as a integrated amp?
- Class A high-end amp?
- dc to dc power supply
- Regulated Power Supplies for Low Power Amps
- SCR as a PS switch
- gyrator and active crossover
- Some inside pics, pretty much done
- link about class d amp
- DJ Mixer
- Éxtremly slow diod to "muffle" toroid
- ESP Project 23
- Remote trigger circuit for amp
- What is worst - even or odd order of distortion
- best opamp for equaliser
- BJT vs MOSFET - taking the best of both
- Aleph amp vs. Borbely All Fet amp
- PGA2310 Question
- MOSFET Power Follower help
- JFET source-follwer vs opamps
- LM1972
- Help! (with shunted volyme controll)
- thickness of terminals
- Supply rail tracks / wires
- ZAPsolute Mk4 - AMP Kit
- Where to buy 2SK389 and 2SJ109 in Australia?
- dc filter
- Crescendo Millenium amplifier (ELEKTOR magazine ¹4 2001 p.36-45)?
- parallel bridging
- Good Transistors? (BJT)
- Sony Kit
- leach superamp and capacitive speaker cables
- New Amplifier website
- FET amp need help !
- PCB for Bride of zen
- Probing transformers.
- current feedback pre-amp
- I want to see your amps!
- Need good phase-splitter
- diode readings
- Designing problem...
- Amp PCB traces style
- Preamp for my leach amp
- mje15030/1 special?
- Simple Amp
- Heatsink mounting.
- Anyone recognize BUT14 - T8523?
- MOSFET Drive help
- Some op amps I'd like to try
- Relay recomendation for signal switching
- Good clipping indicator?
- amp grounding schemes
- newbie Q - how to select amp components
- Balanced Zen Linestage or Holtons Ver
- Heathkit Amp & Preamp
- Load resistors
- headphones on speaker out
- THD calculations
- hexfreds vs. regs diodes
- Current-mirrored Folded-cascode
- New Current Feedback Amp.
- balanced volume control
- TO-3 transistors and high voltage DC
- Increasing output channels of preamp.
- Digital Audio Pot
- ESP Death of Zen preamp vs BOZ
- balanced output
- counterfeit mj15003's (pics)
- Adcom Amp Prob
- Power amp with only MJ15003
- IRFP040 vs. IRFP044
- 1kW MOSFET amplifier
- Non-traditional switching supply
- Leach Amp: help troubleshooting
- boombox from car components
- balanced preamp - Single attenuator?
- Class D IC
- where to find big heatsinks?
- Repairing cracked pcb in preamp
- ApexJr Alesis Amp Modules..
- Two transformers in series, what happens to the ratings?
- Good opamps.
- Folded cascode question
- Silver Mica for bandwidth limiter
- Blowing ouput transistors when clipping, why?
- Chip indentifying...
- PSU Caps.
- Electronic Crossover for DIY Response 1sc
- OpAmp Pre-Amplifier Design
- Parts substitute on web?
- Hybrid Amp
- Modified TA0104A Tripath Amplifier
- Kilowatt, a nice 500W schematic for you!
- Problems with posts/links
- a bit different amp front end layout
- Jfet/bipolar PCB and Schematic (finaly)
- Testing transformer output
- Pre-Amp & Power-Amps chasis
- LM3876 amp info needed
- Wow.. amplifier case.
- OPA2134 or OPA2604
- Borbely DC-50 Class-A 20watts
- Pre-amp system concepts
- views about the circuit
- ESP project 3A amp at +/-50V
- If i wan't to post a schematic and PCB? How?
- Capacitors - Which type to use
- Active crossovers
- transistor tester
- LCR panning schematic
- 6ch amp help ?
- looking for basic MOSFET amp schematic
- Occillation
- Subwoofer variable phase control
- how they do that?
- Help! distortion problem
- need simple preamp
- Beginner DIY project
- What's an autoformer?
- mm to awg
- Leach Amp and its TO-5's
- Using IRF640N's in Balanced Zen Preamp
- Tips for 6-source input-selector?
- Rod Elliot 100W PCB Layout
- Heatsink compound
- Opamps for active crossover/filter
- Service Manual for Kenwood KR-3400
- 1N4148 and 1N914
- where can i buy stuff
- Super new newbie
- Planning to build Rod Elliot's Project3A, number of questions...
- Leach SuperAmp PCBs 4 sale
- how to un-pot Quad II transformers
- Amp on Fire!
- Marantz PM4 class A amp
- Leach Amp
- Counterfit
- Where can I get a mini din to rca adaptor?
- Muting: alernatives to mechanical relay?
- power supply for car amp
- citcuit for switching. supply
- Texas THS6012 used as a high quality amp.
- Cooling an amp with poor cooling
- Center tap question
- Big capacitor's voltage rating in DIY amps
- schematic Cello Encore preamp
- Information about differential amp's?
- Need circuit for transformer
- i wanna build me a bass amp
- Can overheating be the cause?
- Linear Tech. LT1166 chip
- PC as scope and spectrum analyzer?
- DIY Distortion Analyzer/Analysis?
- how to pair?
- Low Power Amp
- sorry, another beginner (hopefully soon)
- Is Leach the best design available?
- Ariels with AKSA?
- What do you think of this amp?
- Questions for my LM3386 based power-amp.
- Leach Amp: Matching MJ15003 and MJ15004
- Mcintosh Amps
- What is the story with battery supplies?
- Elektor Projects
- Optimum settings for Computer Sound levels
- substitute OPA Texas TL071CP ?
- BJT matching
- manuellp
- LM3886 power suply...
- CD player modification
- LM3875/LM3876 load question.
- Potentiometers
- introduction
- Pick-up of charging spikes
- battery powered amp need ideas!!