Specifications - Icom IC-F4261DT Service Manual

SECTION 1.
M
GENERAL
• Frequency range
• Number of conventional channels : 512 channels (128 zones)
• Type of emission
• Antenna impedance
• Operating temperature range
• Power supply voltage
• Current drain (approximately)
• Dimensions
(Projections not included)
• Weight (Approximately)
M
TRANSMITTER
• Output power
• Modulation
• Maximum frequency deviation
• Frequency stability
• Spurious emissions
• Adjacent channel power
• Audio harmonic distortion
• FSK error
• Residual modulation
(With CCITT FILTER)
([EUR], [DPM])
• FM hum and Noise
(Without CCITT FILTER)
(Except [EUR], [DPM])
• Limitting charact of modulator
• Input impedance (Audio)

SPECIFICATIONS

: 400–470 MHz [USA-01], [USA-02], [USA-05], [EUR-01], [EXP-01],
[EXP-02], [EXP-03], [CHN-01], [DPM-01], [DPM-02]
450–512 MHz [USA-03], [USA-04], [USA-06]
450–520 MHz [AUS-01], [EXP-07]
350–400 MHz [EXP-04], [EXP-05], [EXP-06]
: Wide 16K0F3E (25.0 kHz)
Middle 14K0F3E (20.0 kHz)
Narrow 11K0F3E (15.0kHz)
8K50F3E (12.5 kHz)
Digital
4K00F1E, D
: 50 Ω (Nominal)
: –30˚C to +60˚C; –22˚F to +140˚F
–25˚C to +55˚C
: 7.5 V DC nominal (negative ground)
: Receiving stand-by
maximum audio 550 mA (internal speaker)
Transmitting High
: 142.7(W) × 53.5(H) × 39.5(D) mm; 5.6(W) × 2.1(H) × 1.6(D) in (with BP-232WP)
: 230 g; 8.1 oz (without BP-232WP, MB-94R and FA-SC57U)
400 g; 14.1 oz (with BP-232WP, MB-94R and FA-SC57U)
: 5 W
: Variable reactance frequency modulation
: Narrow ±2.5 kHz
Middle ±4.0 kHz
Wide ±5.0 kHz
: ±1.0 ppm
: 70 dB maximum
0.25 µW (≤1 GHz), 1.00 µW (>1 GHz)
: Narrow 60 dB minimum
Middle
70 dB minimum
Wide 70 dB minimum
Digital 60 dB minimum
: 3% typical (at AF 1 kHz 40% deviation)
: 5% maximum
: Narrow 40 dB minimum
Middle 43 dB minimum
Wide 45 dB minimum
: Narrow 34 dB minimum
Wide 40 dB minimum
: 60–100% of maximum deviation
: 2.2 kΩ
1 - 1
Except [USA]
[EUR], [DPM]
[USA]
Except [USA]
Except [EUR], [DPM]
[EUR], [DPM]
160 mA ( In the digital Mode, GPS and Man Down
functions are ON.)
1.8 A (at 5 W)
Except [EUR], [DPM]
[EUR], [DPM]