The 31xxx-yyAM (or 31xxx-yyDM) Driver is a RF Driver module with Analog
Modulation Input and up to 20 Watts Output into a 50 Ohm Load.
number is described as follows:
fixed frequency of between 24 and 260 MHz crystal controlled.
= 2 to
20W nominal. Set by internal pot
A = Analog Modulation
M = OEM Module