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  1. Replies
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    Try momentarily touching a 1.5v battery across...

    Try momentarily touching a 1.5v battery across the terminals.
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    295

    Seriously... practically everyone that bought a a...

    Seriously... practically everyone that bought a a computer in the last 20 years got an amp and speakers with it... then chucked them when they upgraded or moved. I gave 6 of them to the Goodwill Drop...
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    295

    Go to a Goodwill Store or similar Thrift shop...

    Go to a Goodwill Store or similar Thrift shop operation. They literally have piles of this stuff.
  4. You might want to replace the rubber grommets...

    You might want to replace the rubber grommets mounting the reverb tank or put a chunk of 1/2” foam under the tank rather than just tightening the mounting screws. You usually want a reverb tank...
  5. I second getting it operating properly before you...

    I second getting it operating properly before you do anything. It should be VERY loud and clean. The next decision is to decide the application. These are basically multi channel Showmans. Probably...
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    379

    Behringer makes powered and non- powered wedges...

    Behringer makes powered and non- powered wedges that use the same drivers. Just find the schematic for the the passive version and copy it. I would be tempted to just parallel the tweeter off of the...
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    There’s a bit of alchemy and luck involved. I...

    There’s a bit of alchemy and luck involved. I wore out my favorite Strat that had a very stable Trem. I had it re-fretted. In the process they replaced the nut. I’ve never got it to be the same...
  8. I find with these amps that a can of freeze helps...

    I find with these amps that a can of freeze helps a lot. I’ve seen several with lots of pops and snaps from intermittent/temperature sensitive transistor.
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    1,127

    Yeah.. it wasn’t assembly. It was warranty or non...

    Yeah.. it wasn’t assembly. It was warranty or non warranty repair of consumer and professional audio and video stuff. I started with R to Rs, Umatics, time machines and al, of the other stuff. You...
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    I sold one a few months back in perfect working...

    I sold one a few months back in perfect working order (even the reverb worked with mostly original tubes) for $400. It had some water damage to the cab. They used to be worthless. I can remember...
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    1,127

    My first day at a “big” shop I was issued an ash...

    My first day at a “big” shop I was issued an ash tray and a coffee cup. I was expected to complete 8-12+ units a day so I took a lot of shortcuts and thought I was invincible. Most of the solvents...
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    41
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    1,127

    My first day at a “big” shop I was issued an ash...

    My first day at a “big” shop I was issued an ash tray and a coffee cup. I was expected to complete 8-12+ units a day so I took a lot of shortcuts and thought I was invincible. Most of the solvents...
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    516

    Top neck is an open tuning. Usually G. Saves...

    Top neck is an open tuning. Usually G. Saves guitar changes, but it’s a heavy MF...
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    516

    Well... I got it.. it’s basic “seatbelt” strap...

    Well... I got it.. it’s basic “seatbelt” strap but the clasp is plastic. I’m deciding where to put the button on my double neck Tele.. luckily I’m very thin.55845
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    Measure DC and AC across the meter. It could have...

    Measure DC and AC across the meter. It could have a DC offset or the circuit could be oscillating. The first thing to do is disconnect one side of the meter and see if the needle drops. You also have...
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    516

    Worth it if it works.. that damn Telly nearly...

    Worth it if it works.. that damn Telly nearly dislocated my shoulder. Lol... I use it to avoid guitar changes at jams. We will see. I was using a wide leather strap that cost more on it.
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    Honestly... get a pedal. You won’t like an...

    Honestly... get a pedal. You won’t like an integrated reverb in a 10 watt amp after all of the trouble.
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    516

    Hip Strap from Slinger Straps?

    I just ordered one of these:
    https://slingerstraps.com/products/hip-strap-guitar-strap
    I’m 64 and still gigging a couple of times a week using Les Pauls. What put me over the edge was my Telly...
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    I know a trick... YEARS ago we used to use a Sony...

    I know a trick... YEARS ago we used to use a Sony camcorder in “low light” mode to do the same thing. Since we repaired them and else everything under warranty, there was always one around. You can...
  20. What I would do as a tech is get out my meter and...

    What I would do as a tech is get out my meter and compare a working channel to the non working channel. For a start... If it is a switch, do resistance measurements with the power off and compare the...
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    Caig Deoxit... never had any trouble with it....

    Caig Deoxit... never had any trouble with it. Yeah TF solvents can shatter plastic if you still have it around. No to great on your health either... Sometimes I wonder if my autoimmune issues are do...
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    Not really.. with old speakers you could ballpark...

    Not really.. with old speakers you could ballpark it by the size of the magnet sometimes with with lower wattage speakers.
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    I use a DB app all of the time. Also a signal...

    I use a DB app all of the time. Also a signal generator, tuner, compass, etc. A lot of clubs have a City Ordinance threshold of 85db at the door.
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    Replace the pinch roller and lubricate the...

    Replace the pinch roller and lubricate the bearing. Check the pinch roller pressure to the capstan. Check/lubricate the capstan bearing. Clean/lubricate the slider track with a little molybdenum...
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    If you don’t have a schematic tell us what it’s...

    If you don’t have a schematic tell us what it’s in?
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    Why not take a white, bright LED in series a pot...

    Why not take a white, bright LED in series a pot wired like reostat and slowly turn the pot from max resistance until the LED flashes. Measure the pot and replace it with a resistor that close. Then...
  27. Usually.. old digital stuff from that era are...

    Usually.. old digital stuff from that era are plagued with failing surface mount electrolytic caps. Got an ESR meter?
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    I’ve seen techs make them with a lamp and a photo...

    I’ve seen techs make them with a lamp and a photo resistor inside a piece of heat shrink. I’ve also seen an led and a resistor substituted for the lamp. It usually just takes finding the right value...
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