Yaesu FT-901DM Maintenance Service Manual page 7

GENERAL
SPECIFICATIONS
GENERAL TRANSMITTER
Frequency coverage: Emission:
160m 1.8 - 2.0 MHz
80m 3.5 - 4.0 MHz
40m 7.0 - 7.5 MHz
20m 14.0 - 14.5 MHz
15m 21.0 - 21.5 MHz
10mA 28.0 - 28.5 MHz
10mB 28.5 - 29.0 MHz
10mC 29.0 - 29.5 MHz
10mD 29.5 - 29.9 MHz
WWV/JJY 15.0- 15.5 MHz, RX only
Power requirements:
AC 100/110/117/200/220/234 V, 50/60 Hz
DC_ 13.5 V, negative ground
(DC option FT-901D/SD/DE)
Power consumption:
(FT-901DM/D/DE)
AC 117V: 70 VA receive
(45 VA HEATER OFF)
320 VA transmit (max)
55 VA receive
(45 VA HEATER OFF)
105 VA transmit (max)
DC 13.5 V:
(FT-901S)
AC 117V: 55 watts receive
(45 watts HEATER OFF)
105 watts transmit (max)
3.8 A receive
(0.8 A HEATER OFF)
7.5 A transmit (max)
DC 13.5 V:
Size:
342 (W) x 154 (H) x 324 (D) mm
Weight:
18 kg
LSB, USB (A3j), CW (Al), AM (A3h), FM
(F3) (option FT-901SD/DE), FSK (F1)
PA input power:
FT-901DM/D/DE
SSB/CW: 180 watts DC
AM/FSK/FM: 80 watts DC
FT-901SD
SSB/CW/FSK/FM: 20 watts DC
AM: 5 watts DC
Carrier suppression:
Better than 40 dB
Unwanted sideband suppression:
Better than 40 dB @ 1000 Hz
Spurious radiation:
Better than 40 dB below rated output
Transmitter frequency response:
300 - 2700 Hz (—6 dB)
Third order distortion products:
Better than 31 dB below rated output
Stability:
Less than 300 Hz drift from a cold start; less
than 100 Hz drift over a 30 minute period
after warm-up
Negative feedback:
6 dB at 14 MHz
Modulation:
A3J: Balanced modulator
A3h: Amplitude modulation of a low power
stage
F3: Variable-reactance frequency modula-
tion, max. deviation #5 kHz (F3 fea-
ture optional on FT-901SD/DE)
Antenna output impedance:
50-75 Ohms, unbalanced
Microphone input impedance:
500 - 600 Ohms