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    Moonn Electronics - Space Invader (Devi Ever Rocket) - Trem Switch Mod

    Here’s the mod for anyone who wants to add the Trem switch to their Moonn Electronics - Space Invader aka Devi Ever Rocket (Vintage Fuzz Master > Soda Meiser) 👾. It’s only a couple trace cuts, some jumpers and a SPDT switch. The mod is just cutting ground to the VFM side but the trem doesn’t...
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    Pitch Witch CLR value change?

    Would lowering the value of R14 to around 1k-3k have any negative impact on the LED/LDR? Or do they not have any effect on each other since they’re in parallel? The 10k is too much for the green bypass indicator LED I want to use. I have a Yellow 5mm from Tayda connected to R15 and the 10k...
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    JHS Astro Mess Switch - One or Two Transistors?

    Recently I’ve been playing around with the Hyperion circuit and noticed the JHS Astro Mess uses two 2n2907a transistors with a switch to go from one to the other. One of the positions has the transistor backwards for more gating. After looking at the schematic I realized it’s possible to wire...
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    Adding Mid Control To Russian Big Muff?

    So I'm building the tagboardeffects/layouts version of the Russian BMP. It already has a mid boost switch to add capacitors but I want to add a mid pot too for extra tweaking. Most Russian BMPs look like this to start: Except the layout I'm using has a 100k resistor instead of the 22k to...
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    SOLVED Low Tide Modulator - No Output

    Built a Low Tide Modulator sometime last year, it didn’t work and ended up in the box of shame. Went through everything I can think of but no luck. It bypasses signal but nothing happens when switched on and the LED doesn’t turn on either. There seems to be voltage coming into the board, I...
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