Specifications

http://www.ppwatt.com
Tweed 5E3 PCB Valve Junior Conversion
Build Manual v3.0 13 Feb 2011
20 of 40
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pin connectors.
Make sure you orient the Octal socket the right way with the notch facing the
Noval sockets !
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sockets will fall back out again !
Try and tape the sockets such that when the tubes are installed, they will point up
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Flip the chassis. Sit it on a couple of blocks on your work bench so the sockets
DUHµIUHH¶VLWWLQJFRUUHFWO\ZLWKUHVSHFWWRWKHFKDVVLV. Solder the socket lugs to
the circuit board. The holes are through plated so the solder will flow into the hole
and through to the other side of the socket leg creating a very durable connection.
Use a fair bit of solder, but not too much. 7KLQNRIWKHWKUHHEHDUV«
If you just keep pushing solder into the joint it will run down the socket lug on the
other side of the board and may short out across a neighboring lug or run into the
socket itself.
When all of the socket lugs are soldered, remove the circuit board from the
chassis and touch-up any solder joints on the other side (or socket side).