iz8dwf | Amateur radio transceiver Kenwood TS-180S repair pt. 2 PLL troubleshooting and fixes. @iz8dwf | Uploaded March 2022 | Updated October 2024, 1 hour ago.
Kenwood TS-180S amateur radio transceiver, S/N 950052 repair.
In this second video we'll see the troubleshooting and repair of the multi-band PLL circuits.
First part video:
youtube.com/watch?v=ZSsBRalmUaY
Timeline:
00:00 - Welcome
00:57 - PLL dividers issue
12:14 - PLL BP filters issue
16:14 - Final checks
Kenwood TS-180S amateur radio transceiver, S/N 950052 repair.
In this second video we'll see the troubleshooting and repair of the multi-band PLL circuits.
First part video:
youtube.com/watch?v=ZSsBRalmUaY
Timeline:
00:00 - Welcome
00:57 - PLL dividers issue
12:14 - PLL BP filters issue
16:14 - Final checks
![Servicing Apple ][ and IIe power supplies: change the RIFA capacitors!](https://i.ytimg.com/vi/NpZgDRZhO4c/hqdefault.jpg "Servicing Apple ][ and IIe power supplies: change the RIFA capacitors!
Astec power supply for the Apple ][ (plain, plus, europlus) and IIe 8 bit computers. They employ some X2-rated capacitors made by RIFA. These capacitors always crack and with moisture entering, they short out and release a lot of smoke. Every power supply of this kind must be inspected and the problematic capacitors substituted before attempting to power them on.")
