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RIAA Phono Preamp Stripboard Layout
I'll start this off by saying I'm not that keen on record players but last night I dusted off my old Garrard turntable and promptly realized my amplifier doesn't have a phono input which meant no RIAA...
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Hifi OPA2134 General Purpose Preamp Stripboard Veroboard Layout
in my last post I made a RIAA preamp for my turntable and I decided I wanted to make a general purpose hifi preamp for iPods, PCs, and whatever else you need to plug into your HiFiso here it is - based...
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Ellas Stylophone Stripboard Layout
I have a 2 year old niece called Ella and I wanted to make her something - so I thought I would make her a Stylophone.NB: there were a couple of errors due to me somehow pressing the "up" button in...
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Green Wizard Guitar Overdrive Distortion Stripboard Layout
I've been working on this for quite some time. I've always wanted to design my own distortion pedal and finally I have.I used 2 main parts for this - one is a TL081 general purpose J-FET op-amp and the...
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Mains Failure Alarm Stripboard Layout
I have a fish tank and in it - lives many tropical fish - however the other day the plug socket switch the heater was plugged into somehow got knocked off. luckily I noticed the heaters light wasn't on...
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Ruby Amplifier Stripboard Layout
I got the schematic of this from http://www.runoffgroove.com/ruby.html - I just wanted to make a really quick test amplifier and the Ruby amp is good for this. it's quite loud relative to its size.if...
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Simple Dual LED Battery Monitor stripboard layout
I got some 3 pin dual LEDs and I thought a good use for them is as little 9v battery status monitors for my guitar pedals. so I came up with this quick circuit that fades from green to red as the...
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Vox 1901 Distortion Stripboard Layout
Well - it's been a while, I'm in the late stages of moving house and I also dislocated my knee quite badly - I had to shift it back into place myself cause where I fell trapped me. Anyway all that has...
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Guitar FX Switching Diagrams
I keep getting requests to do some diagrams on how to wire up guitar FX circuits so I've done the ones I use.
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Obsidian Overdrive Stripboard Veroboard Layout
This is quite a brutal high gain overdrive by Joe Davisson based on another pedal called the massacre.it's a very mod friendly circuit - some good places to start are changing some of the capacitors...
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Electronic 3 Band Equaliser Stripboard Veroboard Layout
There are lots of circuits on the net for 3 band EQs but I wanted something a bit more powerful than the usual 20+dB/20-dB things on offer so I went on eBay and bought some grey market MC3340P...
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Boss OD-1 Original RC3403 Quad Op-amp Stripboard Veroboard layout
This is something I've wanted to re-visit for a while, I was never happy with my original layout - you couldn't use the proper op-amp in it and it was a bit crappy looking too.I have added 2 parts to...
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Blue Wizard Overdrive / Distortion Stripboard Veroboard Layout
This is the Blue Wizard - part of my "wizard" design series (Green Wizard HERE) - this is a very harmonic rich overdrive/distortion that uses 2 BC182L transistors (cause I have a load of them) - this...
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ADSR Envelope Shaper Stripboard Veroboard Layout
I've been a bit busy recently so I thought I'd scan this interesting looking project in from a magazine from the 70's
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Bi-Polar (BJT) Through Hole Transistor Package Types
I found this cool little info thing from the 1970's so I though I would share it:
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2 Watt Transistor Guitar Amplifier Stripboard Veroboard Layout
When I was young (about 9 or 10) - this is one of the first "big" projects I successfully completed and still actually use to this day so I thought I would build a new one for everyone to enjoy.
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Proper Op Amp Termination
I've been designing a sampler recently (sorry, there won't be a stripboard for that, it's way too complicated!) however I was using a quad opamp for a part of it but I only needed 3 of the op-amps...
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Simple Audio Mixer Stripboard Layout
this is a quick project I made for another project I'm working on but I'm sure people will have uses for this so here you go.it's also worth noting (as I have before) the purpose of C1 is to limit the...
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Quick And Dirty Laser Driver Stripboard Layout
This was just a quick little circuit I built to test all the salvaged CD/DVD lasers I have. essentially it is a adjustable constant current power supply.the Vin is 7.2 volts.
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Frequency Meter Stripboard Layout
I built this as a rough frequency meter to make sure a bunch of oscillators were oscillating in the right ballpark frequency.it uses the lovely 555 timer IC.it responds best to squarewave signals...
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Very Accurate 10volt and 5volt Reference For Testing Multimeters etc....
I thought this would be a good project to keep around to see if my digital multimeter has drifted out of calibration.I power it from a normal bench power supply but it would probably be better if you...
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Piss Off batteriser
when doing the admin part of this site,nothing infuriates me more than having a company trying to advertise their snakeoil products in the comments section.I often get comments where someone has copied...
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Electret Microphone Preamp Stripboard Layout
someone asked me to do this, so I did. it's a useful little circuit to power those little electret microphones.
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Maxon Treble Booster Stripboard Layout
I came across this interesting little thing so I thought I would make a clone of it.it's a maxon treble booster.they also did one called the power booster and as far as I can see the only differences...
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Red Wizard Fuzz Stripboard Layout
this is the 3rd guitar effect in the "wizard" collection.As anyone who has followed this site for long enough will know, I always make my pedals very minimal when it comes to controls but if anyone...
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