Emetteur TV VHF/UHF 50 W

GENERAL

 

Power supply

Operating temperature range

Storage temperature range

Maximum relative humidity

Dimensions

120 - 230Vac, 36/48 Vdc

0° C to + 45° C

-10° C to + 70° C

90%non condensing

Std. 19" rack 3HE

VIDEO PARAMETERS

 

 

Video input signal level (ex adj)

White level limiter (int. adj.)

2T K Factor

2T chroma.luminance delay

Amplitude /frequency response

Differential gain

Differential phase

Line time distortion

Field time distortion

AM noise (weighted)

PM noise (weighted)

Sync pulse compression

1V p.p (75 Ohm) BNC connector

95%

< 3%

+/- 5цs

+/-0.5 dB (throughout the vision band)

< 5%

< 5°

< 1%

< 0.5%

< 60dB

< 55dB

< 3%

AUDIO PARAMETERS

 

 

Audio input signal level (ex. Adj)

Audio pre-emphasis

Audio input impedance (balanced)

Audio frequency response

Harmonic distortion

0 dBm +/- 6 dB Mini Canon connector

50 цs or 75 цs or flat

600 Ohm or 10 KOhm unbalanced

+/-0.5 dB 30Hz÷15KHz

< 0.5%

IF PARAMETERS

 

 

Vision Intermediate Freq.

IF Filter

Group delay tolerance

Different specifications

38.9 MHz

SAW acoustic device

± 50 nS

TEM can provide most TV std.

OUTPUT RF PARAMETERS

 

 

Output frequency ranges

Output impedance

Output VHF power

Output UHF power

Spurious suppression

Harmonic suppression

Rejection of out-of band IMD

Intermodulation products

Frequency stability

Video and audio carrier

B. III - IV - V

50 Ohm unbalanced

10 and 50W

10 and50W

> 60 dB

> 60 dB

> 60 dB

< -55 dB (with linearity precorrector)

1 ppm (with oven) or external 5/10 MHz

PLL controlled from 10 MHz crystal

Various

 

External interfaces Logic and analog signal