Skip to main content

8640Jr VFO Boxed up


8640Jr VFO Boxed up

Here is a photo of the 8640 Jr VFO boxed up in its aluminum bud-box enclosure.


There was a problem with VFO drift caused by temperature instability. Here is a video of how I sorted out which component was causing the majority of the problem…



Popular posts from this blog

Building the W8NX Short Trap Dipole

Yaesu G-450XL Rotator Repair

JuncTek Battery Monitor MQTT Controller