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projekte:3cmcompacttrv:start

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projekte:3cmcompacttrv:start [2022/05/23 18:11] thastiprojekte:3cmcompacttrv:start [2022/05/23 18:12] (aktuell) – [Transverter PCB] thasti
Zeile 27: Zeile 27:
  
 {{:projekte:3cmcompacttrv:tx_bb_filter.jpg?400|}} {{:projekte:3cmcompacttrv:tx_bb_filter.jpg?400|}}
 +
 +=== 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.
 +
 +{{:projekte:3cmcompacttrv:rx_if_filter.jpg?400|}}
 +
 +schematics: {{ :projekte:3cmcompacttrv:rx_if_filter_scm.pdf | RX IF filter}}\\
 +project files: [[https://git.loetlabor-jena.de/yc/10g_cambridge|if_cambridge]]\\
 +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. 
- 
-{{:projekte:3cmcompacttrv:rx_if_filter.jpg?400|}} 
- 
-schematics: {{ :projekte:3cmcompacttrv:rx_if_filter_scm.pdf | RX IF filter}}\\ 
-project files: [[https://git.loetlabor-jena.de/yc/10g_cambridge|if_cambridge]]\\ 
-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.txt · Zuletzt geändert: 2022/05/23 18:12 von thasti

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