Lectrosonics UM450 - Manual (Page 14)

UM450
Replacement Parts and Accessories
Item Model/Part Number
Replacement wire belt clip Lectrosonics #BCWire
Replacment whip antenna Lectrosonics AMM (xx) - specify frequency block (xx)
UHF Transmitter Antenna Specifications
33 31
Whip Length
944
32 30 29 28 27 26 25 24 23 22 21 20 19
470
Note: Check the scale of your printout. This line should be 6.00 inches long (152.4 mm).
Lectrosonic AMM Series UHF transmitter antennas follow the color code specifications in the chart below to identify
operating frequency block range. (The frequency block range is engraved on the ouside housing for each individual
transmitter.)
If a situation exists whereby the antenna is defective and the antenna cap is missing, refer to the following chart to
determine the correct replacement antenna.
BLOCK FREQUENCY CAP ANTENNA
RANGE COLOR WHIP LENGTH
470 470.100 - 495.600 Black 5.67”
19 486.400 - 511.900 Black 5.23”
20 512.000 - 537.500 Black 4.98”
21 537.600 - 563.100 Brown 4.74”
22 563.200 - 639.900 Yellow 4.01”
25 640.000 - 665.500 Green 3.81”
26 665.600 - 691.100 Blue 3.62”
27 691.200 - 716.700 Violet (Pink) 3.46”
28 716.800 - 742.300 Grey 3.31”
29 742.400 - 767.900 White 3.18”
944 944.100 - 951.900 Black-w/Label 2.62”
LECTROSONICS, INC. 14