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Need schematic for NSN6054 amplified speaker

Posted: Fri Mar 03, 2006 7:21 pm
by Emorth
Anyone have a schematic, pinout or connection diagram for the NSN 6054 amplified speaker?
Thanks,
Ed

Posted: Sat Mar 04, 2006 1:37 pm
by wa2zdy
This is probably the most asked and unanswered question I've seen on this board. I have seen it asked many times and NEVER answered. It's like the 6054 speaker doesn't exist.

The only thing I've learned is that the squelch line requires a positive voltage to activate the speaker. The MVA provides this. Someone once said 12vdc will do it, but I've never tried it.

Good luck.

speaker wiring

Posted: Sat Mar 04, 2006 5:39 pm
by Emorth
A little web searchery and some reverse engineering and I figured it out.

Red & yellow + (both go to same place on PC board)

Black & Brown - or ground (both go to same place on PC board)

Blue audio high

White audio low or ground

Green mute, tie to + to enable speaker