president grant export audio low

[kj4mqa]

i have a president grant export that has low audio.
was looking to see if anyone new what the modg limiter
was in this radio? ssb its a mean one.on am not so good it keys up @3watts and swings up to 9 watts. just looking to open the audio up some.
here is the pic of the radio. any help would be great. and yes i will sell or trade the rig.
and the squelch is no more. it is now echo. thanks for looking and all help have a good day kj4mqa.

 

[15minigrass]

Aloha kj4mqa. I have a Grant w/ans NPC mod. works great , low deadkey and 17+ swing. Ill check where the diodes are mounted and get back to ya by tomorrow or Sat.

Aloha, jim...

 

[15minigrass]

Sorry DBL post!!!