allow you to replace the original CCFL lamp with a cool-running LED strip.
: Forces the fan to run slowly and quietly at all times, only ramping up to full speed when necessary. icom ic-7400 mods
The stock cooling fan in the IC-7400 is notoriously loud. It runs at full speed even when the heatsink is cool. This is annoying for contesting or late-night operating. allow you to replace the original CCFL lamp
Icom IC-7400 Go to product viewer dialog for this item. (known as the IC-746 Pro Go to product viewer dialog for this item. It runs at full speed even when the heatsink is cool
The ICOM IC-7400 holds a special place in the hearts of amateur radio operators. Launched in the early 2000s as a successor to the legendary IC-746, the IC-7400 is a 100-watt HF/50 MHz transceiver that also includes 144 MHz (2m) all-mode capability. It is a robust, hybrid design (Discrete final transistors vs. modular) known for a superb receiver and a straightforward user interface.
Before attempting any mods or upgrades, it's essential to understand the basics: