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  #1  
Old 05-08-2023, 05:37 PM
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1988 Zenith console Heathkit?

Acquired this in a lot of 4 different sets. This one had me confused as it's sitting in a homemade cabinet. I thought it was redneck engineering but then I found the book on parts and assembly tucked inside along with a bag of clamps, a remote. The control panel and mounting bracket was on the other side in the cabinet. It appears, no back was ever made for it as there's no screw holes. Apparently this was a diy kit and u make the cabinet yourself. Idk, I've never come across this before. I tried to test and got nothing from the remote or the panel. I put my meter on the line in after the power supply at the main board and got nothing. I'm guessing that big rusty block on the right is dead. I'd like to see this running and build a real nice cabinet with trim, routed edges and stained.
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Last edited by pac.attack76; 04-19-2024 at 09:18 AM.
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Old 05-08-2023, 06:36 PM
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I think this is a late kit that used pre-built Zenith modules, and the DIY aspect was mainly connecting them, unlike the pre-Zenith Heathkits where all the components had to be soldered to the boards. Is that what the manuals show?

Is that a totally rusted tuner/IF shield at lower left?

I wonder how long it was under water? At least it wasn't deep enough to implode the CRT.
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Old 05-08-2023, 06:42 PM
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Quote:
Originally Posted by old_tv_nut View Post
I think this is a late kit that used pre-built Zenith modules, and the DIY aspect was mainly connecting them, unlike the pre-Zenith Heathkits where all the components had to be soldered to the boards. Is that what the manuals show?

Is that a totally rusted tuner/IF shield at lower left?

I wonder how long it was under water? At least it wasn't deep enough to implode the CRT.
I think it's more just connecting everything. There are schematics in the book.looks like it was outside for a couple years. Not enough to rot the wood but still. It was under trees in an old pickup bed.
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Old 05-09-2023, 07:34 AM
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I put one of those together for a family friend when I was in high school. You had to build one PC board, which contained a bar/dot generator used for the convergence setup. All the rest of the set was an off-the-shelf Zenith "System 3" chassis.
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Old 05-09-2023, 08:41 AM
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Does anyone have a pic of the cabinet that this would Normally be in? Or model number? Back of tube says March 13 1988 shift 3.
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Old 05-09-2023, 10:12 AM
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Rusty part on right is a power transformer. May have been for isolation
or it was used with a non US power standard. Its odd. Other big rust
area is the tuners.
Looks like cabinet front is OEM & the rest home made.
Would have come in many cabinet styles.
Looks like a ready plug was used. That would be for an antenna switcher
or stereo decoder BUT it looks like a stereo board is built in.
Models probably start SC27## or SD27## or SD27##

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Old 05-11-2023, 11:10 PM
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On those, they offered a line of cabinets and the builder could purchase whatever cabinet they wanted, if so desired. Years ago, someone gave me the guts out of a circa '84 Heath/Zenith TV, after it stopped working and they wanted the cabinet for something else. The boards came pre-assembled and aligned, so all the builder had to do was plug everything together.
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