Yaesu FT3DR, Technical Supplement

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FT3DR/DE Technical Supplement
Alignment
ALIGNMENT-5
CTCSS TX Deviation Adjustment (TONE DEV)

Connect the test equipment as shown in Figure 1:
TX Alignment Setup.

Rotate the DIAL knob to select the Alignment
Menu " TONE DEV ".

Press the [ V/M
] button (the "Data" will appear
on the display).

Press the PTT switch to transmit without the
microphone input and rotate the DIAL knob so
that the Deviation Meter setting is 0.7 kHz (±0.1
kHz).

Release the PTT switch, and then press the
[
V/M
] button (the "Data" will disappear on the
display).
DCS TX Deviation Adjustment (DCS DEV)

Connect the test equipment as shown in Figure 1:
TX Alignment Setup.

Rotate the DIAL knob to select the Alignment
Menu " DCS DEV ".

Press the [ V/M
] button (the "Data" will appear
on the display).

Press the PTT switch to transmit without the
microphone input and rotate the DIAL knob
so that the Deviation Meter setting is 0.7 kHz
(±0.1 kHz).

Release the PTT switch, and then press the
[
V/M
] button (the "Data" will disappear on the
display).
A-Band 50 MHz Band Adjustment
Press the [ BAND
]
key to select the 50 MHz Ama -
teur band.
Note: When the transceiver recalls Alignment Menu
" PLL REF ", the [ A/B
] and [
BAND
]
key operation is
ignored. In this case, rotate the DIAL knob to select an
Alignment Menu other than " PLL REF ".
Receiver Sensitivity Adjustment (TUNE DEV)

Connect the test equipment as shown in Figure 2:
RX Alignment Setup.

Rotate the DIAL knob to select the Alignment
Menu " TUNE DEV ".

Set the RF Signal Generator output to 52.100
MHz, at a level of -8 dBμ, ±3.5 kHz deviation
with a 1 kHz audio tone.

Press the [ V/M
] button (the "Data" will appear
on the display).

Rotate the DIAL knob for maximum deflection
on the SINAD meter.

Press the [ V/M
] button (the "Data" will disap-
pear on the display).
Squelch Threshold Adjustment (THLD SQL)

Connect the test equipment as shown in Figure 2:
RX Alignment Setup.

Rotate the DIAL knob to select the Alignment
Menu " THLD SQL ".

Set the RF Signal Generator output to 52.100
MHz, at a level of -10 dBμ, ±3.5 kHz deviation
with a 1 kHz audio tone.

Press the [ V/M
] button (the "Data" will appear
on the display).

Press the [ X
]
key two times to read the Squelch
Threshold level.

Press the [
V/M
] button (the "Data" will disap-
pear on the display).