* Gennum’s LS509 3 stage amplifier
* independent preamp can be used as telecoil preamplifier
* four “must use” capacitors mounted on hybrid
* choice of 5 .
The hybrid consists of Gennum's LS509 class A amplifier, four capacitors, and two selectable bias resistors. This hybrid is very similar to Gennum's 3010 with the exception that capacitors C2 and C3 on the GS3019 have been increased in value to exten.
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