Vero Layouts

Some vero layouts I have designed from various schematics obtained online. I have done my best to attribute the origin source where possible. Feel free to leave a comment if you build one of these or know some history on the schematic and source.

Pitch control for cassette players

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06/18/2025 – Recently updated with better explanation. Here is a stripboard layout that I did for cassette player speed mods. It is based on a drawing from the old Casper Electronics website. It only requires a small piece of stripboard (4×6 ) and 5 components. I am sure that there are other ways to affect … Read more

Power sag for guitar EFX

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POWERSTARVE

Update 07/07/2024 I started making the dying battery effect in 2011 (by request for Christian Hand). Since then I have updated the design a couple times but the last version is was a complete overhaul of the circuit. Since then a lot of different companies have started offering some version of this effect. I have … Read more

Stereo phono preamp using JAN 6418 tubes

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Here is a nice little stereo phono preamp using a pair of JAN 6418 subminiature tubes. This design uses very few components and adds a nice bit of extra oomph and tube tone sparkle to your input signal. I have tested on turntables and cassette decks with great results. Using an IC7660s as a charge … Read more

Sub Mini Tube Booster with the JAN 6418

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Here is a stripboard layout I did for a preamp/boost using the JAN 6418 subminiature tubes I have been experimenting with lately. It is based on the schematic from the previous post, but rather than powering the heater with a 1.25-volt battery, I utilized an LM317 voltage regulator and a 100-ohm resistor. This ultra-simple circuit … Read more

POTAR Design Concern