STR450 データシートの表示（PDF） - Unspecified

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STR450

UHF RECEIVER OPERATING INSTRUCTIONS

Unspecified 

TECHNICAL SPECIFICATIONS

Frequency range

:

Switching bandwidth

:

Frequency stability

:

Number of RF channels :

Supply voltage

:

Supply current at 7.2V

:

Channel switching delay :

Channel spacing

:

Modulation type

:

Sensitivity

:

Image/spurii

:

Intermodulation response

rejection

:

Blocking

:

Intermediate frequencies :

Adjacent channel selectivity :

Audio response

:

Recovered audio level

:

Spurious emissions

(conducted & radiated)

:

430 - 450 MHz, 450 - 470 MHz

5MHz

+/-1.5kHz

1 of 128 (16 randomly programmed, 112

sequential), serial select/reprogram 1200 baud

RS232

5.5 - 15V DC -ve earth

<12mA

<50mS across switching bandwidth

12.5kHz/20kHz/25kHz available

F1D.F2D/F3D

<-115 dBm for 12dB SINAD

>60dB

>50dB

>80dB

21.4 MHz and 455 kHz

>60dB for 12.5kHz channel spacing

>70dB for 25kHz channel spacing

9Hz to 6kHz at -3dB

200mV p-p typ into 10k ohms

in accordance with ETS/CEPT specifications

Interface connections

RF connection

Operating temperature

Storage temperature

Size overall

Weight

Type approval

Squelch type

General facilities

: Solder terminals

: SMB bulkhead male

: -10oC - +55oC

: -30oC - +70oC

: -62 x 60 x 25 mm

: 110g

: MPT 1329

: Noise operated open collector output

: RSSI output (0 to +3V nominal) option

Wood and Douglas Ltd, Lattice House,

Baughurst Road, Tadley, Hampshire RG26 5LP

Tel: +44(0) 118 981 1444. Fax: +44(0) 118 981 1567

1.1/October 1998. 1892 1207

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