Equipment information

Icom IC-92AD Transceiver
Manufacturer:
Icom
Model: IC-92AD
Date: 2008
Category: Radio, Communication
Group: Transceiver
Description: VHF/UHF DIGITAL TRANSCEIVER
Information:

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.

These manuals are available for the above equipment:

Manual Type: Service Manual Icom-3246-Manual-Page-1-Picture
Pages: 61
Size: 5.92 Mbytes (6211812 Bytes)
Language: english
Revision:
Manual-ID/Number: S-14415XZ-C1
Date: January 2008
Quality: Electronic document, no scan, very well readable.
Upload date:
MD5: 7b9b982c626cf9ea97746f6b46c2e7ce
Downloads: 762 since 12 February 2012
Information:

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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