USER MANUAL V0.8
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PTM 33x / 33xC User Manual V0.8 | Page 13/20
PTM 33X / 33XC
3.3
Antenna
315 MHz
Option 1: 150 mm wire, connect to RF_WHIP
Option 2: A 50
Ω
antenna can be connected to RF_50.
In this case the limited modular FCC/IC approval is not valid!
An FCC/IC approval is then needed for the end device!
868 MHz
Option 1: 87 mm wire, connect to RF_WHIP
Option 2: A 50
Ω
antenna can be connected to RF_50
Specification of the whip antenna; L=150 mm @ 315 MHz, L=87 mm @ 868 MHz