Author: abram
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no. 5 re-appropriation…
this is a re-appropriation of a Fender Frontman 15-B. it’s one 8″ speaker in a closed cabinet primarily designed as a really cheap bass amp to be included in starter packs. having gutted the amp a few years ago and replaced it with the contents from the No. 5 tube amp project, i got some…
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work in progress
early stages of a reverb effect pedal for guitar.
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goodbye
he’ll be missed by many. i consider myself fortunate to have known him.
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Fender Bassman AB165 filter replacement
some bad caps on a beautiful black-face AB165. i almost felt bad pulling the original parts out of it. forty-five years is a good run though.
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5W single-ended EL84 amp (before)
insides of a Fender 15B solid-state bass amp that i gutted and converted into a simple tube circuit. i constructed this several years ago, and it’s not been very functional as of late. it definitely needs a better chassis ground, and i’d like to add in a switch for triode/pentode operation as well as a…
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Carvin Pro Bass 200 iPod-Mod
And here we have a solid 160W solid-state bass amp with an RCA input on the front. this amp was brought to me with the complaint of really low volume on the RCA input. upon further inspection, this definitely seemed to be true. a reasonable listening volume could be obtained with the volume knob all…
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magniscope
a quick way to light the helping hands.
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Ampeg SVT-CL Repair
here’s a 300 watt Ampeg SVT-CL that i had on the bench today. a much different kind of amp from the 70s models that i’ve been more accustomed to working on in the past. this one had no sound or output and the fault light would stay on constantly. i assumed right away that it…
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Jeep XJ: no start, no spark, resolved!
after more than two weeks of not being able to start up the XJ, i was finally able to resolve the issue. turns out the ignition coil had gone bad. the Haynes manual gave guidelines for checking the resistance between the primary and secondary coils which all checked out with the coil. it was until…