八重洲Yaesu_YC-221_user操作说明书手册

Downloaded byAmateur Radio DirectoryYC-221 DIGITAL DISPLAY UNIT▣www.hamdirectory.infoFOR FT-221/221R 2-METER ALL MODE TRANSCEIVERCALIBRATEDIGITAL DISPLAYYC-221YAESUGENERALThe model YC-221 Frequency Counter unit is designed to display theoperating frequency on digital readout for the FT-221/221R 2-meter allmode transceiver.The frequency is indicated in MHz,kHz,and 100 Hz ranges in seven digitsdisplayed on LED (Light Emitting Diode).The unit is connected to the transceiver by an attached cable and allnecessary connections,such as the power supply,are included.With the use of YC-221,the FT-221/221R transceiver will have both,digital and analogue,features.-1-