icom_ut30_使用说明书手册

DICOMINSTRUCTIONSUT-3OPROGRAMMABLE TONE ENCODER UNITThe UT-30 allows access to repeater stations that require subaudible tonessuperimposed on the transmit signal.38 different tones are available and fullyprogrammable.The UT-30 is factory programmed for 88.5Hz.Use the pro-gramming chart below to program the UT-30 for the required frequency.SPECIFICATIONS.Oscillation frequencies:67.0~250.3Hz±0.3%Current drain:口口▣口口口▣Less than 2mA×1IC1￥日g88日U"1'indicates pins to be8口日080P1 P2 P3 P4 P5 P6soldered to program thePROGRAMMINGUT-30 for specific tones.POSITIONSd机AhCONNECTORSUBAUDIBLE TONE ENCODER PROGRAMMING CHARTFRE-QUENCYP1P2P3P4P5P6FRE-QUENCYP1P2P3 P4P5I P667.0131.871.9136.574.4141.377.0146.279.7151.482.5156.785.41162.288.51167.991.51173.894.8179.997.4186.2100.01192.8103.5203.51107.21210.7110.9218.1114.8225.7118.8233.6123.0241.8127.3250.3ICOM INCORPORATEDA-0977Printed in Japan