For Sale New Version 4.2 Precision HF UpConverter forRTL2832U / E4000 SDR Radio Dongle , RTL3832U FC0013 R820T Funcube with ADE-1DBM mixer
• LNA HF preamplifier +14dB
• two antenna inputs UHF and HF select switch, LED lights active input• News: 3 trimmers:adjustable Local level, HF preamplifier gain, and Output level optimized settings for SDR tuner•Very High sensitiveconverter• The USB A and (USB mini B optional) connectors for +5V power supply• Local frequency: 100.0000MHz (if you needed 125MHz version please write a message)•precision local oscillator• Operating frequency is 100KHz to 60MHz - 1.8MHz = 101.8MHz - 3.5MHz = 103.5 MHz etc.• 3x good quality SMAconnectors• PCB size 5cm x 3cm• package includes: 1pcs converter in ESD bag + bubble package• I Ship to Worldwideregistered, and priority package mail!• Manufacture:janielectronicsHow do I install it?
on PCB is written connectorsantennas input.
Top SMA UHF antenna (no offset, local frequency off)
Middle connector need connect to RTL SDR tuner dongle antenna input.
Bottom SMA connector need connect HF antenna.
switch to select the active antenna input.
The offset frequency HF band +100MHz,
for example: 3.5MHz = 103.5MHz
RTL SDR in software set frequency 103.5MHzetc.
UHF mode the signal passes through.
SMA A and SMA mini B connectors only +5V power supply.

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