Kits

Are you a DIY'er and enjoy building your own gear? Our kits range from beginner to advanced skills, so there is something for everyone!
P-BHFSM Field Strength Meter Kit - Ham Nation, Bob Heil
Kit components for the Ham Nation Field Strength Meter project. From HAMNation episode 289.
$7.10
K-SNUBX Snubber Kit - eliminate fuzz from amplifier
Snubber parts kit for circuits. Used to build a "snubber circuit" to remove unwanted high frequencies and high voltages resulting from output transformer ringing in a guitar amplifier, without the "brick wall" effect of using diodes. Used for circuits with 2 EL84 tubes.
Starting at $8.25
K-702 Amp Mod Kit - MOD® Kits, Tone Stack Mod
This kit converts the TMB tone stack of a blackface or silverface amp to a modern aggressive voiced tone stack. The modification is achieved by replacing capacitor and resistor values in the original tone stack. All parts required for the conversion are included in the kit along with detailed picture instructions.
$16.95
K-703 Amp Mod Kit - MOD® Kits, Normal to Bass Conversion
This kit converts the Normal channel of a blackface or silverface amp into the classic Bass Instrument channel from Bassman amps. This modification is achieved by altering the tone stack and works for both TMB and TB tone stacks. All parts required for the conversion are included in the kit along with detailed picture instructions.
$16.95
K-920 Effects Pedal Kit - MOD® Kits, The Piledriver, Power Boost
"The PileDriver" is a clean boost kit that will provide up to 38dB of gain to your guitar signal. Use it to push your preamp into overdrive or as a line driver if you are experiencing signal degradation from your effects chain. This is a simple kit and great for beginners!
$21.96
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Originally: $24.95
K-JRG01-KIT Kit - BusBoard, Junior Genius Blinky Lights Kit
Junior Genius Kits are built for experimentation, learning and fun! Experience the joy of seeing your first LED light up. The Blinky Lights Kit leads you through 10 core activities, from a simple LED circuit up to more advanced transistor LED blinky light circuits, using standard parts on a real-world breadboard. Learn about voltage and current by using LEDs, resistors, capacitors and transistors. You'll be able to build circuits using a schematic diagram, and there's plenty of help to get you there. Simple examples make it easy to grasp the basics and 'What's Happening' and 'Things To Try' sections encourage you to dig deeper. You will get valuable assembly and troubleshooting experience as you learn to use a great experimentation tool, the solderless breadboard. Real hands-on experience means greater educational value. This next-generation science kit doesn’t seal the parts into simplified plastic blocks.
$23.95
K-700 Amp Mod Kit - MOD® Kits, Bass to Tremolo Conversion Kit
This kit adds tremolo to silverface Fender® Bassman amps such as the Bassman 70 or Bassman 100. Using the tube from the Bass Instrument channel, the circuit is modified into the classic tube tremolo circuit. The Volume and Treble knobs become the Speed and Intensity controls while the Bass knob is replaced with a jack for the footswitch. The Bright switch becomes an On/Off switch for the tremolo when not using a footswitch.
$25.95
K-950 Effects Pedal Kit - MOD® Kits, The Thunderdrive, Overdrive
The Thunderdrive is an overdrive pedal kit that will provide a signal boost at low gain settings and its own distortion at maximum gain settings. You can use it to push your preamp into overdrive or as a source of smooth distortion. Adjusting volume control and gain control results in a wide variety of tones in spite of its simple construction. This pedal is capable of overdriving the preamp section of your guitar amp or adding its own layer of distortion at lower volume. Using point to point wiring and easy to follow instructions you can have a working overdrive pedal in a matter of hours. All you need to provide is solder and a soldering iron. Uses 9 volt battery which is not included.
$26.36
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Originally: $29.95
K-970 Effects Pedal Kit - MOD® Kits, The Tea Philter, T Filter
The Tea Philter - A T-Filter Pedal Kit The Tea Philter pedal produces a fixed wah tone allowing you to lock it in without rocking the pedal back and forth. Every guitar/wah combination has a certain sweet spot that is perfect for lead and chord work. The Tea Philter lets you dial in everything from your favorite vocal mid-range tone to thick lows. Using point-to-point wiring and easy-to-follow instructions you can have a working fixed wah pedal in a matter of hours. The effect pedal operates on a 9V battery. For a longer lasting option, a 9-volt adapter can be purchased separately.
$28.12
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Originally: $31.95
P-EVJ LiteIIB 18W Kit - Valve Junior Conversion Parts
Package of 20
Convert your Epiphone Valve Jr. into a Lite IIb 18 Watt amp using the "Baby Will" kit. The Baby Will is a PCB simplified version of the legendary Marshall 18 Watt 1974x circuit. The circuit laid out on a circuit board is known as the LiteIIb. It's capable of tone from clean jazz, crunchy blues, to raunchy classic rock. Crank up the volume and you'll be in AC/DC Back In Black heaven
$29.78
P-BH-MP Mic Preamp Kit - Ham Nation, Bob Heil
Kit components for the Ham Nation Microphone Pre-Amp project.
$32.10
K-978 Effects Pedal Kit - MOD® Kits, The Step Ladder, Input Attenuator
The Step Ladder is a passive input attenuator using high quality components for excellent reliability. True-bypass mode provides the maximum signal level. The attenuator pot and two toggle switches allow for flexibility in the amount of signal attenuation when not in bypass mode. Treble bleed capacitors in the circuit retain crisp high frequencies even at maximum attenuation. The Step Ladder is ideal for anything from getting a slight boost while playing single-note acoustic guitar leads or for jumping from clean to overdrive in a high-gain electric guitar amp.
$32.52
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Originally: $36.95
K-996 Effects Pedal Kit - MOD® Kits, The Penetrator, Treble Boost
The Penetrator is a treble boost pedal kit with enough gain to cut straight through any mix. This pedal adds glistening harmonics that get loud enough to saturate your amp’s front end. Adjust the level knob to vary the output so there’s no mistaking when you kick this pedal in. Great for solos or when you need your guitar front and center.
$34.28
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Originally: $38.95
K-955 Effects Pedal Kit - MOD® Kits, The Thunderdrive Deluxe, Overdrive
The Thunderdrive Deluxe is an overdrive pedal kit that will provide a strong clean signal boost in the early gain settings and smooth distortion at maximum gain settings. Adjusting volume control and gain controls provides a wide variety of tones in spite of it's simple contruction. The Turbo switch provides an additional boost in volume and less internally generated distortion. The pre-painted black enclosure, red control knobs and red LED indicator give the Thunderdrive Deluxe an understated attractive finish. It is capable of overdriving the preamp section of your guitar amp or adding it's own layer of distortion at lower volume. This is an easy build kit with point to point wiring and clear, easy to follow instructions. The current draw of this pedal is very low at 1.3 milliamps, allowing for long battery life. All you need to provide is solder, soldering iron and a few simple tools.
$35.16
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Originally: $39.95
K-960 Effects Pedal Kit - MOD® Kits, The Trill Tremolo
The Trill Tremolo pedal offers classic tremolo tones in an easy to build kit. The Trill's speed knob provides a wide range from a very slow to rapid fire effect. The depth knob varies the ratio between effected and dry signal. Using modern, low noise transistors makes operation of The Trill quiet with no signal drop when engaged. The Trill uses true bypass foot switching so it is out of the signal path when not engaged. All you need to provide is solder and tools! Uses 9 volt battery which is not included.
$38.68
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Originally: $43.95
K-991 Effects Pedal Kit - MOD® Kits, The Rock Bottom, Bass Fuzz
The Rock Bottom is a bass fuzz kit that gives you all of the sizzle you'd expect from a vintage fuzz without sacrificing those low frequencies. Use the blend pot to set your fuzz levels and dial in the volume to get that sound you need. This versatile pedal can be used for the sludgiest bass tones to the cleanest boost and everything in-between.
$38.68
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Originally: $43.95
K-701 Amp Mod Kit - MOD® Kits, 6L6GC to EL34 Conversion
This kit converts a standard class A/B dual 6L6GC power amp to a dual EL34 power amp. Changing the screen grid resistors along with altering the bias circuit is required for this modification. All parts necessary to complete the conversion are included along with detailed picture instructions. A matched pair of EL34 tubes is included with the kit.
$38.95
K-965 Effects Pedal Kit - MOD® Kits, The Contortionist II, Fuzz
The Contortionist II kit is an all analog, high octane fuzz box. It produces fuzz with layered octave overtones similar to those produced by an electronic-bow. The frequency multiplier circuitry creates harmonics that swell and recede depending on gain setting, pick attack, neck position and pickup. This is a high gain circuit that can put out up to 2 volts and will provide ample amounts of sustain. The Contortionist II has all the features of the original Contortionist with an added tone control for a wider range of sounds, and an LED that lights up when the unit is activated.
$42.20
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Originally: $47.95
K-925 Radio Kit - 2 Tube Regenerative Radio
This radio kit will cover the AM radio band along with the SW radio band. Power for this receiver is 1.5 V DC for the filaments and 45V DC for the plate current. A D cell and five 9V transistor batteries wired in series will work to power this radio. A 2000 ohm headset or an audio amplifier is required.
Requires two T-1T4_DF91 tubes (not included).
$42.95
K-956 Effects Pedal Kit - MOD® Kits, The Thunderdrive Deluxe LTD, Overdrive
The Thunderdrive Deluxe LTD is an overdrive pedal kit that will provide a strong clean signal boost in the early gain settings and smooth distortion at maximum gain settings. Adjusting output and distortion controls provides a wide variety of tones in spite of its simple construction. It is capable of overdriving the preamp section of your guitar amp or adding its own layer of distortion at lower volume. This version is equipped with a three position diode selector switch.
The switch offers three different settings and tones. The top position is the classic silicon clipping diodes used in the original Thunderdrive. The middle position gives you the lifted diode "turbo" sound from the Deluxe model. The bottom position is a new setting limited to this version using germanium diodes for a warm vintage distortion.
$43.96
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Originally: $49.95
K-704 Kit - Fender® Stratocaster® Mid Boost Kit
Genuine Fender® Mid Boost upgrade kit for Strats with active electronics. This circuit is used in the signature Eric Clapton and Buddy Guy strats and is commonly referred to as the Clapton Boost. The Mid Boost knob adjusts gain from 0 dB (no boost) to 25 dB (maximum boosted mids). This boost sounds great clean and adds powerful control to distortion.
$51.00
P-18W LiteIIB 18W Kit - Scratch Build Parts
Package of 22
GuitarAmplifierPCBs.com 18 Watt LiteIIb "Baby Will" Parts List for Scratch Build
$51.35
K-930 Effects Pedal Kit - MOD® Kits, The Persuader, Tube Drive
Build your own tube preamp pedal built around a 12AX7 tube. Go from clean, warm tone to smooth, real tube overdrive. This kit includes pre-drilled die-cast aluminum enclosure and all parts with easy to follow instructions. All you need to provide is solder and soldering iron. The Persuader allows for easy access to the tube, giving you the ability to quickly experiment with different tube brands and 12AX7 tube relatives. Operates on a 9V battery or AC adapter, which is not included. When completed, this pedal draws considerable current and battery life will be short. The Godlyke 9-volt adapter (M-PAS-S) may be purchased separately to power your new pedal.
$57.16
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Originally: $64.95
K-998 Effects Pedal Kit - MOD® Kits, Tone Attack, Active Tone Stack
Shape your sound with the Tone Attack. 12 o'clock settings give an approximate unity gain with the pedal. Rotate the treble or bass knob counterclockwise to cut the corresponding frequencies. Rotate these same knobs clockwise to boost the frequency bands. The master boost knob can be used to attenuate your signal or push your tone to screaming loud volumes. MOD® Kits are designed to give both novice and experienced musicians the opportunity to build their own amps and effects pedals. All kits come with easy to follow instructions and use point to point wiring. Pre-drilled enclosure and all parts are included. All you need to provide are hand tools, a soldering iron and solder. The Tone Attack operates on a 9V battery or AC adapter, which is not included. The Godlyke 9-volt adapter (M-PAS-S) may be purchased separately to power your new pedal.
$57.16
Save 12%
Originally: $64.95
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