projekte:3cmcompacttrv:start
Unterschiede
Hier werden die Unterschiede zwischen zwei Versionen angezeigt.
| Beide Seiten der vorigen RevisionVorhergehende Überarbeitung | |||
| projekte:3cmcompacttrv:start [2022/05/23 18:11] – thasti | projekte:3cmcompacttrv:start [2022/05/23 18:12] (aktuell) – [Transverter PCB] thasti | ||
|---|---|---|---|
| Zeile 27: | Zeile 27: | ||
| {{: | {{: | ||
| + | |||
| + | === RX IF Filter === | ||
| + | The original 70 MHz IF filter is not used and the signal path is switched to the second not populated filter footprint. A pcb with a 3rd order 50 MHz bandpass filter was made and fits on this footprint. | ||
| + | |||
| + | {{: | ||
| + | |||
| + | schematics: {{ : | ||
| + | project files: [[https:// | ||
| + | errata: | ||
| + | * PCB pinout is flipped vertically, hence short wires are required to connect RF path to coupling capacitors on the PCB. | ||
| === TX IF Filter === | === TX IF Filter === | ||
| Zeile 40: | Zeile 50: | ||
| errata: | errata: | ||
| * MMCX instead of MCX used, fix in next revision | * MMCX instead of MCX used, fix in next revision | ||
| - | |||
| - | |||
| - | === RX IF Filter === | ||
| - | The original 70 MHz IF filter is not used and the signal path is switched to the second not populated filter footprint. A pcb with a 3rd order 50 MHz bandpass filter was made and fits on this footprint. | ||
| - | |||
| - | {{: | ||
| - | |||
| - | schematics: {{ : | ||
| - | project files: [[https:// | ||
| - | errata: | ||
| - | * PCB pinout is flipped vertically, hence short wires are required to connect RF path to coupling capacitors on the PCB. | ||
| ==== RF Board ==== | ==== RF Board ==== | ||
projekte/3cmcompacttrv/start.1653329507.txt.gz · Zuletzt geändert: von thasti
