 Model Number |
SK-318M |
Features
1. Intermediate frequency, high functional index.
2. Be processed with 3 saw filters.
3. PLL technique is applied to audio and RF local
oscillator，high frequency stability and high accuracy.
4. MMIC circuits are on key parts and SMT technology is
applied to the overall unit.
5. Digital display channel.
6. Output adopts screw filters.
7. Intermediate frequency input and output are used for heating.
8. With high security and high temperature stability.
9. Output level adjustment and A/V adjustment are designed ahead.
10. Luxurious housing. Luxurious NTSC Stereo
11. We can make different stereo functional channels according to the customer requests.
Specifications
|
reflection
|
output frequency range
|
45-870MHz
|
|
frequency accuracy
|
± 5KHz
|
|
output level
|
113dB
|
|
out of band suppression
|
≥ 60dB
|
|
side-band suppression
|
≥ 65dB
|
|
output impedance
|
75 Ω
|
|
video to audio carrier ratio
|
-10dB ~ 10dB
|
|
video
frequency
|
input level
|
0.6 ~ 1.5Vp-p
|
|
input impedance
|
75 Ω
|
|
input reflection
|
30dB min
|
|
k coefficient
|
4 % max （ 2T pulse ）
|
|
video s/n
|
50dB
|
|
C/L delay
|
40nsec
|
|
frequency response
|
± 1dB（ 25Hz ~ 5.8MHz）
|
|
differential gain
|
± 4 % （ modulation 87.5 ）
|
|
differential phase
|
± 4 °
|
|
audio
frequency
|
input level
|
-10 ~ 10 dBm
|
|
input impedance
|
10KΩ min
|
|
frequency response
|
± 1dBmax（40Hz ~ 15KHz）
|
|
distortion
|
0.5 %
|
|
signal to noise radio
|
-60dB
|
|
audio picture interval
|
according to the style
|
|
power
supply
|
voltage
|
AC 100-250V
|
|
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