Yaesu FT1DR Technical Supplement

Also see for FT1DE: Manual Operating manual Instruction manual Instruction manual Quick manual

Contents

FT1DR/DE Technical SupplementAlignmentALIGNMENT-3A-Band 430 MHz Band AdjustmentReceiver Sensitivity Adjustment (TUNE DC) Connect the test equipment as shown in Figure 2:RX Alignment Setup. Rotate the DIAL knob to select the AlignmentMenu "TUNE DC". Set the RF Signal Generator output to 435.100MHz, at a level of -10 dBμ, ±3.5 kHz deviationwith a 1 kHz audio tone. Press the [V/M] button (the "E" icon will appearon the display). Rotate the DIAL knob for maximum deflectionon the SINAD meter. Press the [V/M] button (the "E" icon will disap-pear on the display).Figure 2: RX Alignment SetupSquelch Hysteresis Confirmation (HIS SQL) Rotate the DIAL knob to select the AlignmentMenu "HIS SQL". Confirm that the alignment value is "0".Squelch Threshold Adjustment (THLD SQL) Connect the test equipment as shown in Figure 2:RX Alignment Setup. Rotate the DIAL knob to select the AlignmentMenu "THLD SQL". Set the RF Signal Generator output to 435.100MHz, at a level of -12 dBμ, ±3.5 kHz deviationwith a 1 kHz audio tone. Press the [V/M] button (the "E" icon will appearon the display). Press the [F] key two times to store the SquelchThreshold level Press the [V/M] button (the "E" icon will disap-pear on the display).Tight Squelch Adjustment (TIGH SQL) Connect the test equipment as shown in Figure 2:RX Alignment Setup. Rotate the DIAL knob to select the AlignmentMenu "TIGH SQL". Set the RF Signal Generator output to 435.100MHz, at a level of -4 dBμ, ±3.5 kHz deviationwith a 1 kHz audio tone. Press the [V/M] button (the "E" icon will appearon the display). Press the [F] key two times to store the SquelchTight level. Press the [V/M] button (the "E" icon will disap-pear on the display).FM S-Meter S-1 Adjustment (S1 LEVEL) Connect the test equipment as shown in Figure 2:RX Alignment Setup. Rotate the DIAL knob to select the AlignmentMenu "S1 LEVEL" with "NFM" icon. Set the RF Signal Generator output to 435.100MHz, at a level of -7 dBμ, ±3.5 kHz deviationwith a 1 kHz audio tone. Press the [V/M] button (the "E" icon will appearon the display). Press the [F] key two times to store the FMS-Meter S-1 level. Press the [V/M] button (the "E" icon will disap-pear on the display).FM S-Meter Full-Scale Adjustment (S9 LEVEL) Connect the test equipment as shown in Figure 2:RX Alignment Setup. Rotate the DIAL knob to select the AlignmentMenu "S9 LEVEL" with "NFM" icon. Set the RF Signal Generator output to 435.100MHz, at a level of +20 dBμ, ±3.5 kHz deviationwith a 1 kHz audio tone. Press the [V/M] button (the "E" icon will appearon the display). Press the [F] key two times to store the FMS-Meter Full Scale level. Press the [V/M] button (the "E" icon will disap-pear on the display).TX Power (HI) Adjustment (HI POWER) Connect the test equipment as shown in Figure 1:TX Alignment Setup.