[SEL] OT: The Hammond's Singing Again!

Skip Cleveland OCLEVELAND at cfl.rr.com
Sun Jan 30 16:19:54 PST 2005


What are the power out put tubes in this thing? Are they 6L6s or even 6V6s. 
Also, where do you get replacements?
Skip
----- Original Message ----- 
From: "John Culp" <johnculp at chartertn.net>
To: "The SEL email discussion list" <sel at lists.stationary-engine.com>
Sent: Sunday, January 30, 2005 5:13 PM
Subject: [SEL] OT: The Hammond's Singing Again!


>I got the Hammond M3 in The Loyal Bereans' classroom singing today. I've 
>been working on it a bit off and on for 3 weeks or so, where it is. Didn't 
>take as much work as I thought, so it's going to stay there where everyone 
>can enjoy it. I'll hunt for another. Basically all it took was getting the 
>unused tone generator turning by oiling it and helping it turn over by hand 
>at first (the starter clutch is still sticky, but it'll start itself after 
>a few tries), testing all the tubes and replacing 4 of them. The 5U4 
>rectifier was just about dead. Don't know what B+ voltage the rest of the 
>tubes were running on, but it had to be really low. The funky noises in the 
>vibrato channel were from a 6C4 with a flickering short in it. The 
>pitifully low volume (even after getting the power supply working, which 
>boosted it about 20 dB) was from the 12AX7 that's the last 2 audio amp 
>stages before the phase inverter for the output stage having been replaced 
>with a 12AU7A. Way too low gain. Sure sounds sweet now, and with plenty of 
>volume! I called the music director, so hopefully he'll be playing it for 
>tonight's service that's held in that Sunday school room.
>
>
> John Culp
> Bristol, Tennessee, USA
>
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