Replacing a field coil speaker

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RodB
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03-28-2026, 01:07 PM

And the resistor/cap, 48 & 49 are there for audio transformer protection and tone control. You can increase the value of the cap to get more bass. Sometimes there will be a switch to add capacitors to change the tone, called tone control. It's actually bypassing the highs.

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Messages In This Thread

Replacing a field coil speaker - by bridkarl - 03-28-2026, 11:57 AM

RE: Replacing a field coil speaker - by RodB - 03-28-2026, 12:47 PM

RE: Replacing a field coil speaker - by RodB - 03-28-2026, 12:59 PM

RE: Replacing a field coil speaker - by bridkarl - 03-28-2026, 12:59 PM

RE: Replacing a field coil speaker - by RodB - 03-28-2026, 01:07 PM

RE: Replacing a field coil speaker - by RodB - 03-28-2026, 01:13 PM

RE: Replacing a field coil speaker - by bridkarl - 03-28-2026, 02:06 PM

RE: Replacing a field coil speaker - by MrFixr55 - 03-28-2026, 06:31 PM

RE: Replacing a field coil speaker - by morzh - 03-28-2026, 06:44 PM

RE: Replacing a field coil speaker - by bridkarl - 03-28-2026, 07:02 PM

RE: Replacing a field coil speaker - by morzh - 03-28-2026, 07:26 PM

RE: Replacing a field coil speaker - by bridkarl - 03-28-2026, 07:40 PM

RE: Replacing a field coil speaker - by morzh - 03-28-2026, 08:48 PM

RE: Replacing a field coil speaker - by Arran - 03-28-2026, 09:55 PM

RE: Replacing a field coil speaker - by bridkarl - 03-28-2026, 10:28 PM

RE: Replacing a field coil speaker - by DaleHCook - 03-29-2026, 10:16 AM

RE: Replacing a field coil speaker - by morzh - 03-29-2026, 10:32 AM

RE: Replacing a field coil speaker - by Chas - 03-29-2026, 02:32 PM

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