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Technical Specification

RT4800/01

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Technical Specification

Conforms to all relevant international requirements and resolutions as agreed by ETSI, IEC, ITU, and IMO as well as
other national requirements. These specifications include ETS 300 162, ETS 300 338, IEC 945, IEC 1097-3 and IEC
1097-7.

General Information
Normal channels

All int. ch’s for 25 kHz operation.
Up to 40 private channels.

Opt. channels

All int. ch’s for 12.5 kHz operation.
Up to 224 ch’s with up to 54 private ch’s.

Channel spacing

25 kHz / opt. 12.5 kHz

Frequency range

150.8 MHz - 163.6 MHz.

Operating modes

Simplex/Semi-duplex.

Modulation

G3EJN  for telephony receiver
G2B for DSC signaling

Frequency stability

±10 ppm/ opt. ± 5ppm

Aerial connectors

Standard 50 ohm female, SO239

Temperature range

-15°C to +55°C

Supply voltage

13.2 VDC Nominal

Supply range

10.8 VDC to 15.6 VDC

Supply current

Stand-by

0.14 A

Transmitter on 1.5 A (Low power)
Transmitter on 5 A (High power)

Transceiver dimen.

H*W*D   55*202*136mm.

Transceiver weight

1.3 kg

Receiver
Sensitivity for:
12 dB SINAD

-119 dBm or 0.25µV p.d.

AF rated power
Output 1

4 W/ 4 ohms

Output 2

6 W/ 4 ohms

Distortion THD

Below  5%

Signal/noise ratio

Better than 40dB

AF response

- 6dB/octave

Spurious emission

Below 2nW

Spurious resp. att.

More than 70dB

9915

Содержание A1 VHF-DSC

Страница 1: ...SAILOR A1 VHF DSC Basic VHF Installation Manual...

Страница 2: ...ements within the concept of GMDSS as to operation of equipment and basic understanding of the systems is an extremely important factor for the overall success ful implementation of GMDSS As a unique...

Страница 3: ...tion 4 2 1 Mounting Possibilities 4 2 2 Power Supply 5 2 3 Aerial 5 2 3 1 Placing the Aerial s 6 2 4 Options Connector Box H4992 7 2 5 Cable Length 8 2 5 1 Power Cable 8 2 6 Electrical Connections 8 2...

Страница 4: ...range 150 8 MHz 163 6 MHz Operating modes Simplex Semi duplex Modulation G3EJN for telephony receiver G2B for DSC signaling Frequency stability 10 ppm opt 5ppm Aerial connectors Standard 50 ohm femal...

Страница 5: ...on Below 0 25 W Cabinet radiation Below 0 25 W AF response 6dB octave Distortion Below 5 Signal noise ratio Better than 40dB DSC Facilities DSC operation According to Rec ITU R M 541 6 and Rec ITU R M...

Страница 6: ...wo aerial version A one aerial DSC transceiver can be converted into a two aerial version contact your dealer The drawing below shows a two aerial transceiver unit 35342 222 00 136 00 100 00 56 50 198...

Страница 7: ...t to 12 Volt 24 Volt 35344C Battery 24 Volt 220 Volt 12 Volt 24 Volt to 220 Volt 24 Volt to Fuse The fuse is a standard 10A mini car fuse There is a spare fuse in the power cable connector 2 3 Aerial...

Страница 8: ...unted in a place that is as high and clear as possible like the primary aerials in the illustration below The horizontal distance to metal parts must be at least 1m When using two aerials the primary...

Страница 9: ...ted directly to the transceiver by means of a 15 pole high density D sub in the same pins as those mentioned above Make sure to use the 15 to 15 pole adaptor between the transceiver and the 15 pole hi...

Страница 10: ...oltage at the cable end at N420 should not be less than 18 volt 35355A 10 3 2 1 Spare 10A fuse Pin no Name Colour Pin 1 SUPPLY_ON Blue Pin 2 BAT Red Pin 3 BAT Black NB The blue wire is only to be used...

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