Garmin VHF 725 Manuale Utente

27

Physical:

Size:

5.5”H x 2.0”W x 1.3”D (14.0 x 5.0 x3.3cm)

Weight:

Approximately 12.1 oz (.35Kg)

Temperature Range:

-4 to +158  degrees F (-20 to + 70  degrees C)

Transceiver:

Frequency Bands:

All U.S., Canadian, and International marine
channels plus 10 weather channels

Channel Spacing:

25 kHz

   Receiver:

Selectivity:

Adjacent channel selectivity, 70 dB
Intermodulation rejection, 68 dB
Spurious Image Response, 70 dB

Sensitivity (FM):

> 12 dB SINAD at 0.3 microvolt

                 (WX):

> 12 dB SINAD at 0.3 microvolt

Squelch Sensitivity:

-123 dBm to -107 dBm

(Threshold)

Audio Power:

0.5 W into 16 ohm speaker

Audio Distortion:

< 10%

Hum and Noise:

< 40 dB

   Transmitter:

Transmitter Output:

5 watts high/1 watt low

Frequency Stability:

+/- 10 PPM

Hum and Noise:

< 40 dB

Spurious Emissions:

< 70 dB

Duty Cycle:

No damage, even if continuously keyed

Microphone:

Internal, electret

Compliance:

FCC Part 87

   Power:

Operating Voltage:

7.5 VDC

Source: Standard

NiCad rechargeable battery pack

             Optional

(6) “AA” alkaline battery cells

Battery Life:*

10 hours with NiCad Battery Pack

  6 hours with 6 “AA” alkaline cells
13 hours with NiMH Battery Pack

Current Consumption: Receiver: < 50 mA

Transmit: High Power <1.6 A - Low Power <0.8 A

* Tested using 5% TX (High), 5% RX, 90% Standby Duty Cycle