Recent content by radioteacher

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    Gizmodo Article: Schematic for a Boss Metal Zone MT-2

    This article points out a stupid conspiracy but a great pedal. Viral 5G Conspiracy Diagram Actually Shows How to Build Your Own Guitar Pedal https://gizmodo.com/viral-5g-conspiracy-diagram-actually-shows-how-to-build-1845990224 RT
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    Chrome Dome very low output

    I have a lot of gain coming out of the 2N5088 and across the 68K resistor but hardly any signal at the base of the first 2N5210. I am going to pull and replace the 10n cap and see what happens. RT
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    Non Rectangle Hammond Enclosures

    Who stocks them? Look like fun. RT
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    SOLVED Closed Circuit Booster Limiter - minor but annoying issue

    Done....it is working just fine now. Thanks again.
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    SOLVED Closed Circuit Booster Limiter - minor but annoying issue

    Dear Sir, I will fire up the iron and get that done tonight. Thank you, RT
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    SOLVED Closed Circuit Booster Limiter - minor but annoying issue

    Thank you in advance for helping me with this issue. I am currently testing the Closed Circuit Booster Limiter. It sounds great. The only issue is really minor. The LED does not light when on. How can the pedal work and not the Power LED? When powered, I do have 9 volts on the LED Anode...
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    AC187 Transistor Orientation

    @flipmcneil thank you. I have two on order and installed sockets on the board for the transistors. I also bought a few assorted polystyrene capacitors for two guitar tone bleed circuits. My tone bleed in my Telecaster is a bit bright and harsh and makes me grind my teeth at night. RT
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    AC187 Transistor Orientation

    Where did you find the AC187? I need one for my Kinetic Fuzz. RT
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    Origin story - old parts stash - Diodes

    K Pedals, Thank you! I looked at that chart and some others. I remember old Heathkit transistors that used color codes....but I never knew that IC's had color codes. Have a great day! RT
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    Origin story - old parts stash - Diodes

    I have been a guitar player much longer then a radio operator. (For the record, I do not play that well....but I still have fun) My first electric guitar and amp was a new Silver Anniversary Stratocaster and a 135 Watt Ultralinear Twin Reverb. (I still have both) I was young and wanted to...
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    How can I desolder an “uncleanable” pcb pad?

    Test a drill bit to make sure it is smaller then the hole, is case the hole is through plated. It should fit a bit loose. Then drill it out. RT
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    Quarantine Fuzz

    I bought mine yesterday using the memorial discount along with with a number of other pcb's. It reminds me of a badge you would get at Defcon. Wear it around your neck. Guitar, Q-Fuzz and Pignose. RT
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    Two Sticks of Derm high frequency noise?

    I have been building kits for over four decades but still have more to learn. Let's all learn from these mistakes. Testing the pbc outside a case and shielding can cause undesired effects. Even if the documentation is not perfect, look it over very closely. Notice things like the unlabeled...
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    How anal to be about components?

    I test most resistors, capacitors, diodes and transistors before install. These are small builds and I have the time. Plus, my eyes are much older and weaker now. Most of my in stock parts are anywhere from 15 to 35 years old. I have to buy a few parts to build the units but not many. I...
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