NEWST70Instructions.pdf

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Triode Electronics USA

ST70 Kit

Build Instruction Manual

Rev 2. 2011

Step 1:

Install (4) rubber grommets in chassis for

A-470

output transformers

leads.

Step 2:

Mount octal sockets for output & rectifier tube sockets using 4-40

bolts & nuts. Note the orientation of the

KEYWAY

on each socket.

Step 2A.

When mounting sockets, install a grounded solder tab between the

4-40 nut & socket plate on the outer side of the top (2) output tube sockets.

Step 3:

Install gold, insulated RCA jacks into the front panel of the chassis.

Step 4:

Remove both 10K bias potentiometers from packaging, and bend the

mounting tabs with a pair of needle nose pliers so the pot will mount flush to

the chassis.

Step 5:

Install (2) 10K bias potentiometers & (2)

(Red)

bias test point jacks

into the chassis.

Step 6:

Mount

C-354

choke to chassis using 6-32 bolts & nuts.