Equipo de la información:

Icom IC-92AD Transceptor
Fabricante:
Icom
Modelo: IC-92AD
Fecha: 2008
Categoría: Radio, Comunicación
Grupo: Transceptor
Descripción: VHF/UHF DIGITAL TRANSCEIVER
Información:
                                    P GENERAL
• Frequency coverage : (unit: MHz)
Version A band B band
U.S.A. Tx: 144–148, 420–450*1
Rx: 0.495–823.990*1, *2,
849–868.990,
894–999.990
Tx: 144–148, 420–450*1
Rx: 118–174*2, 350–470*1
CAN Tx: 144–148, 420–450*1
Rx: 0.495–999.990*1, *2
Tx: 144–148, 420–450*1
Rx: 118–174*2, 350–470*1
S.E.A.
CHN
EXP
Tx: 137–174*2, 400–470*3
Rx: 0.495–999.990*2, *3
Tx: 137–174*2, 400–470*3
Rx: 118–174*2, 350–470*3
*1Guaranteed 440–450 MHz only, *2Guaranteed 144–148 MHz only,
*3Guaranteed 430–440 MHz only
• Mode : FM, FN-N, AM (Rx only), WFM (Rx only), DV
• No. of memory channels : 1304
(incl. 100 scan edges and 4 call channels)
• Usable temp. range : –20°C to +60°C; –4°F to +140°F
• Tuning steps : 5‡, 6.25‡, 8.33‡, 9‡, 10, 12.5, 15, 20,
25, 30, 50, 100, 125 and 200 kHz
• Frequency stability : ±2.5 ppm
(–20°C to +60°C; –4°F to +140°F)
• Power supply : 10.0–16.0 V DC for external DC power,
or specifi ed Icom’s battery pack
• Digital transmission speed : 4.8 kbps
• Voice coding speed : 2.4 kbps
• Current drain (at 7.4 V DC) :
Tx High 144 MHz 1.8 A typical
430/440 MHz 2.1 A typical
Tx Mid. 144 MHz 1.2 A typical
430/440 MHz 1.5 A typical
Tx Low 144 MHz 0.6 A typical
430/440 MHz 0.7 A typical
Tx S-Low 0.4 A typical
Rx Rated output 150 mA typical (single watch; FM)
180 mA typical (dualwatch; FM/FM)
200 mA typical (single watch; DV)
220 mA typical (dualwatch; FM/DV)
Power save 38 mA typical (single watch; FM)
(Duty 1:4) 43 mA typical (dualwatch; FM/FM)
47 mA typical (single watch; DV)
50 mA typical (dualwatch; FM/DV)
standby 65 mA typical (single watch; FM)
90 mA typical (dualwatch; FM/FM)
110 mA typical (single watch; DV)
130 mA typical (dualwatch; FM/DV)
• Antenna connector : SMA (50 Ω)
• Dimensions : 59(W)×112(H)×34.2(D) mm;
(projections not included) 25⁄16(W)×413⁄32(H)×111⁄32(D) in
• Weight (approx.) : 325 g; 11.5 oz (with antenna and BP-256)
P TRANSMITTER
• Modulation system :
FM Variable reactance freq. modulation
DV (Digital) GMSK reactance freq. modulation
• Output power (at 7.4 V DC)
(Typical) : High 5.0 W, Mid. 2.5 W, Low 0.5 W,
S-Low 0.1 W
• Max. frequency deviation : ±5.0 kHz (FM wide: approx.)
±2.5 kHz (FM narrow: approx.)
• Spurious emissions : Less than –60 dBc at High/Mid.
Less than –13 dBm at Low/Slow
• Ext. mic. impedance : 2 kΩ
P RECEIVER
• Receive system :
Except WFM Double-conversion superheterodyne
WFM Triple-conversion superheterodyne
• Intermediate frequencies :
1st A band 61.65 MHz/59.25 MHz (WFM only)
B band 46.35 MHz
2nd 450 kHz/13.35 MHz (WFM only)
3rd 1.95 MHz (WFM only)
• Sensitivity (except spurious points):
AM (1 kHz/30% Mod.; 10 dB S/N)
0.495–4.995 MHz 1.3 μV typ.
5.000–29.995 MHz 0.56 μV typ.
118.000–137.000 MHz 0.5 μV typ.
222.000–246.995 MHz 0.79 μV typ.
247.000–329.995 MHz 1 μV typ.
FM (1 kHz/3.5 kHz Dev.; 12 dB SINAD)
VHF (Amateur band only) 0.14 μV typ.
UHF (Amateur band only) 0.16 μV typ.
1.625–29.995 MHz 0.4 μV typ.
30.000–117.995 MHz 0.25 μV typ.
118.000–173.995 MHz 0.14 μV typ.
174.000–259.995 MHz 0.32 μV typ.
260.000–349.995 MHz 0.32 μV typ.
350.000–469.995 MHz 0.16 μV typ.
470.000–599.995 MHz 0.32 μV typ.
600.000–999.990 MHz 0.56 μV typ.
WFM (1 kHz/52.5 kHz Dev.; 12 dB SINAD)
76.000–108.000 MHz 1 μV typ.
175.000–221.995 MHz 1.8 μV typ.
470.000–770.000 MHz 2.5 μV typ.
DV (digital/PN9 4.8 kbps; BER 1%)
VHF (Amateur band only) 0.22 μV typ.
UHF (Amateur band only) 0.22 μV typ.
• Audio output power : More than 200 mW at 10% distortion
(at 7.4 V DC) with an 8 Ω load
• Selectivity :
FM (Wide), AM More than 50 dB
FM (Narrow), DV More than 45 dB
WFM More than 300 kHz/–3 dB
Less than 700 kHz/–20 dB
• Ext. speaker connector : 3-conductor 3.5(d) mM: (1⁄8˝)/8 Ω
• Spurious and image rejection ratio :
VHF More than 60 dB
UHF More than 50 dB
(Intermediate freq.; More than 60 dB)
• Squelch Sensitivity (except spurious points):
AM (1 kHz/30% Mod.)
0.495–4.995 MHz 1.3 μV typ.
5.000–29.995 MHz 0.56 μV typ.
118.000–137.000 MHz 0.5 μV typ.
222.000–246.995 MHz 0.79 μV typ.
247.000–329.995 MHz 1 μV typ.
FM (1 kHz/3.5 kHz Dev.)
1.625–29.995 MHz 0.4 μV typ.
30.000–75.995 MHz 0.25 μV typ.
76.000–117.995 MHz 0.25 μV typ.
118.000–173.995 MHz 0.14 μV typ.
174.000–259.995 MHz 0.32 μV typ.
260.000–349.995 MHz 0.32 μV typ.
350.000–469.995 MHz 0.16 μV typ.
470.000–599.995 MHz 0.32 μV typ.
600.000–999.990 MHz 0.56 μV typ.
WFM (1 kHz/52.5 kHz Dev.)
76.000–108.000 MHz 1 μV typ.
175.000–221.995 MHz 1.8 μV typ.
470.000–770.000 MHz 2.5 μV typ.

Estos manuales están disponibles para los equipos de arriba:

Icom -- IC-92AD -- Manual de servicio
Nombre de archivo: Icom-3246-Manual-Page-1-Picture
Tipo de Manual: Manual de servicio
Páginas: 61
Tamaño: 5.92 Mbytes (6211812 Bytes)
Idioma: Inglés
Revisión:
Manual-ID/Number: S-14415XZ-C1
Fecha: January 2008
Calidad: Documento electrónico, sin análisis, muy bien legible.
Fecha de envío:
MD5: 7b9b982c626cf9ea97746f6b46c2e7ce
ed2kID: a5ce0da1e4ef5573aff33efe5d13e00f
Descargas: 408 desde 12 February 2012
Información:
SECTION 1 SPECIFICATIONS
SECTION 2 INSIDE VIEWS
SECTION 3 DISASSEMBLY INSTRUCTION
SECTION 4 CIRCUIT DESCRIPITON
4-1 RECEIVER CIRCUITS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
4-2 TRANSMITTER CIRCUITS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
4-3 FREQUENCY SYNTHESIZER CIRCUITS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
4-4 CPU PORT ALLOCATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7
4-5 VOLTAGE DIAGRAMS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8
SECTION 5 ADJUSTMENT PROCEDURES
5-1 PREPARATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
5-2 TRANSMIT AMPLIFIER ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3
5-3 FREQUENCY ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-10
5-4 DEVIATION ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-11
5-3 RECEIVE ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-14
5-3 FREQUENCY ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-10
SECTION 6 PARTS LIST
SECTION 7 MECHANICAL PARTS
SECTION 8 BOARD LAYOUTS
SECTION 9 BLOCK DIAGRAM
SECTION 10 VOLTAGE DIAGRAM
Icom-3246-Manual-Page-1-Picture
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