Building LNA to Dongle Interface
- 4 BNC jack (female) to BNC jack patch cables
- Line Amp
- Power Injector
- (DIY) DC plug (male) to F-type Plug adapter
- 1 SMA-M to BNC-M adapter
- 1 SMA-F to BNC-M adapter
- 5 F-type plug to BNC-M adapters
- Perf board/breadboard
- 22-gauge copper wire
- DC-Barrel jack connector
- Right-angle F-type plug connector
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Assemble the perf board/breadboard, dc barrel jack connector, F-type plug connector, and copper wire.
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Solder middle pin of dc plug connector to perf board.
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Solder middle pin of f type plug connector to same conductive strip of perf board.
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Under side.
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Solder ground pin on dc jack connector directly to one of the ground pins on the f type plug connector.
- Attach one F type plug to BNC-M adapter to one end of one of the patch cables.
- To the other end of the patch cable, attach another F-type plug to BNC-M adapter.
- To the F-type side of the adapter, attach the "in" side of the line amp.
- To the "out" side of the line amp, attach another F-type plug to BNC-M adapter.
- Attach another patch cable to the BNC side of the adapter.
- To the other end of the patch cable, attach another F-type plug to BNC-M adapter.
- Plug the F-type side of the adapter into the "to amp" input on the Power Injector.
- Screw an F-type plug to BNC-M adapter onto the "out" of the power injector.
- Attach another patch cable to the adapter.
- Onto the free side of the patch cable, screw on your SMA-M to BNC-M adapter.
- Attach the "in" of the bandpass filter to the free (SMA-M) side of the adapter.
- To the "out" of the BPF, screw in the SMA-F side of the SMA-F to BNC-M adapter.
- Attach another patch cable to the previous adapter.
- Attach the BNC-M to SMB-M adapter to the patch cable.
- Plug the SMB-M side of your adapter into the dongle.
- Into the "12V DC IN" portion of the power injector, screw the F-type side of the dc plug to F type adapter
- Plug your 12V DC wall wart power supply into the DC Barrel Jack side of your DIY adapter.
- Plug dongle into computer.
