03-03-2019, 10:33 PM
The 5K field will definitely affect voltages (almost 5X what it should be, so no wonder B+ is low). A 300 ohm voice coil? Are you sure? That won't affect voltages but will affect volume of your radio.
Your 89 was designed for a speaker with an 1100 ohm field and a roughly 1 ohm voice coil.
Your 89 was designed for a speaker with an 1100 ohm field and a roughly 1 ohm voice coil.
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Ron Ramirez
Ferdinand IN