Roger G3XBM's (Mainly) Amateur Radio Blog

Simple QRP projects, 10m, 8m, 6m, 4m, FT8, 160m, WSPR, LF/MF, sub-9kHz, nanowaves and other random stuff, some not related to amateur radio.

Showing posts with label pf70. Show all posts
Showing posts with label pf70. Show all posts
15 Jul 2024

Pye PF70

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One of my early jobs in the labs at Pye Telecom was rebanding the PF70 to the band that included 2m. This involved optimising coils and capa...
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14 May 2024

A piece of history

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One of my first professional jobs at Pye Telecom was re-banding the PF70 to the band that included 2m.  In those days crystals were quite in...
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Roger G3XBM
Burwell, Cambridge, United Kingdom
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