USS Pampanito - JT Pedestal and Motor

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Upper and lower pedestal assemblies. These are the same for JT and JP sonar. The spacer pedestal (not shown) is installed on Pampanito and appears to be Mare Island Style.

Motor-Dynamo Amplifier, CG-21-ACN, 11 1/2" x 24" x 14", 190 lbs (1) Note these were also used on SP radar sets.
Photo of Amplidyne MG Set

Training Shaft and Gear Box Assembly, Preferred is Mare Island Style (show), but Portsmouth Style may be adaptable. Shown here is the unmodified JP gear box, a JT gear box is created from this when modified with a Power Train Mechanism, CRV-78241 (Preferred Mare Island Style) or CRV-78240 (Portsmouth Style).
Photo of JT Training Mechanism in the boat.