today is largely one of preservation. Because these units were built to such high standards, many remain in operation decades after their manufacture. Radio historians and restorers often focus on:
Adjusting VR6 to set the desired level for the 2182 kHz alarm test. External Equipment Integration: kenwood tkm707 mods
I hope you enjoyed this story! Have you modified your Kenwood TK-M707 or have any questions about ham radio mods in general? today is largely one of preservation
| D22 | D23 | D24 | D25 | Resulting Frequency Range | |-----|-----|-----|-----|---------------------------| | IN | IN | IN | IN | Stock Marine (2–27.5 MHz) | | OUT | OUT | IN | IN | (1.6–30 MHz RX, 1.6–24 MHz TX) | | OUT | OUT | OUT | IN | MARS/CAP + amateur (limited low bands) | | OUT | OUT | OUT | OUT | Experimental (not recommended – may lose VCO lock) | External Equipment Integration: I hope you enjoyed this
: While specific diode or resistor jumpers vary by region, enthusiasts often look to unlock the full 2–24 MHz range. 🔌 Hardware Improvements
, the "story" is often about the environment rather than just the internal circuitry:
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