Image Colnect-4516-360-Telecommunications---Pulse-Code-Modulation.jpg
(1024 x 610 pixels) |
Type: stamp Issuer: Great Britain Date: 1969 Denom: ?
Visibility: public Image owner: none postage 10/1/1969 1sh multi dt=post office technology d=diagram of pulse code modulation unwmk perf=14x14.25 Crops No visible images cropped from this one. Measurements Resolution is unknown. Source Source name: Colnect File URL: http://i.colnect.net/b/4516/360/Telecommunications---Pulse-Code-Modulation.jpg Uploaded February 12, 2019, 6:24 am by Stan Shebs |
