JIUZHOU Logo
 

■ Fixed Channel Modulator TZD-4

Features
 45~870MHz frequency range.
 Audio / video dual phase lock.
 High quality SAW filter ensures excellent linearity.
 High output level, spurious suppression ≥65dB.
 IF input and output port on rear panel.
 Video/Audio RCA input port on rear panel.
 RF test port (-30dB) on front panel.
 Wide range SMPS.

RF

Unit

Specifications

Frequency Range

MHz

45870MHz

Output Level

dBμV

115

Spurious Suppression

dB

65

Frequency Accuracy

KHz

5

Video Audio Separation

KHz

6500±5 KHz (PAL-D/K),  6000±5 KHz (PAL-I)
5500±5 KHz (PAL-B/G),  4500±5 KHz (NTSC)

V/A Rate

dB

10~20dB

IF Output Frequency

MHz

38 MHz (PAL-D/K),  38.9 MHz (PAL-B/G), 

45.75 MHz (NTSC)

IF Output Level

dBμV

90

Video

Input Level

Vp-p

0.7Vp-p

Input Impedance

Ω

75

Modulation Degree

-

87.50%

Differential Phase

-

Differential Gain

-

5%

Chroma Luminance Delay t

ns

45

Frequency Response

dB

2

Flatness

dB

2

K Coefficient

-

4%

S/N

dB

50

Audio

Frequency Response

dB

1.5

Audio S/N

dB

55

Connector

Audio / Video Input

-

RCA connector

RF / IF

-

F  connector

Others

Power Supply

V

AC 110V±10% or AC 220V±10%

Power

W

max. 6W

Dimensions

mm

483x110x44 (19', 1U)

Weight

kg

3.0


 
Copyright© 2001 - ;Sichuan Jiuzhou Electronic Technology Co.,Ltd All Rights Reserved