800W VHF Transmitter For Digital TV

Parameters

Symbol

Min

Typ.

Max

Unit

Input and output frequency range

FOUT

470

Any 100MHz

862

MHz

Frequency conversion gain flatness over all bandwidth

AGa

1

2

dB

Frequency conversion gain flatness over 8MHz bandwidth

AG8MHz

0.3

0.5

dB

Noise figure

Nf

3.0

5.0

dB

Input signal level

PIN

87

107

dB^V

ALC voltage control range

AGALC

15

22

dB

Output power stability(ALC on)

APOUT

1

%

Out-band harmonic level (external filter connection)

H

-61

dBc

In-band spurious signal level

Spur

-46

dBc

Input port return loss

RLIN

15

dB

Output port return loss

RLOUT

17

dB

Average digital output power

PAVG

60~63

dBm

Spectrum shoulder distance@ fcente 4.2MHz

Shoulder

-36

-42

dB

Single frequency MER

MER

32

40

(pre-correction)

dB

Mean operating time without malfunction

MTBF

45000

hour

Spectrum characteristic

Conform to the GY/T220.1—2006.5.9.3 spectrum model requirement

Input port impedance/connector

50Q/SMA-50K

Output port impedance/connector

50Q/ 1-5/8( customization available)

-20dB Input testing port impedance/connector

50Q/BNC

-50dB Output monitoring port impedance/connector

50Q/SMA-K

Status display

LCD Display Screen / Function key/ LED LED indicator/ Buzzer

Local status monitoring port connector

RJ-45 (10 Base-T) / DB-9J(RS-232)

Wireless remote status monitoring port connector

DB-9J(RS-232)( Optional)

Supply voltage

AC380/220V,10% more or less

Cooling system

temperature-controlled forced air cooling

Operating temperature range

0 ~+450C

Operating relative humidity

0 ~95%, non-condensing

Storage temperature

-55 ~+850C

Storage relative humidity

0 ~95%, non-condensing

(WxHxD) / Size(WxHxD)/Weight

620mm x 1400mm x 960mm /260kg