MODULATOR WINERSAT WAM-860SL

(1 đánh giá)

Mã sản phẩm : WAM-860SL

Xuất xứ : WINERSAT

Giá sản phẩm :

HOTLINE TƯ VẤN : 0988 49 1900

Product details
SPECS

FEATURES
Front Panel Control, CPU Control,3 LED Display,Easy to Operate.
47~86MHz Output Frequency Agility
High Output level, Low Spurious
With SAW filter for accurate side band response andhigh adjacent rejection.
Adjacent channel capability.
Video Modulation and Audio Deviation LevelAdjustable.
Sound Carrier Level Adjustable.
High VSB Attenuation.
External IF Loop-Through Capable to any Scrambling.
Over modulation LED indicator.
Last Channel Memory.
Field Defeatable Audio pre-emphasis for BTSCStereo/mono baseband inputs.
2 PLL Synthesized Channel Control.
Meets F.C.C. Offset and Accuracy Requirement.
Built-in Switching Mode Power Supply (S.M.P.S) for

RF
Output Frequency Range	47~860 MHz Adjustable
Output Level	WAM-860SL 60dBmV Typical
Output Level Range	15dB, Continuously Adjustable
V/A Carrier Power Ratio	-9~-30dB Continuously Adjustable
Spurious Harmonics	55dB below Video Carrier
Output Impedance	75 Ω
Frequency Accuracy / Stability	within ± 5KHz
RF Output Return Loss	22dB
Video Modulation Depth Indicator	Set @ 87.5%, Adjustable to 90% Typical
IF
IF Output Level	28dBmV (Video Carrier)
Video IF Carrier Frequency	NTSC : 45.75 MHzPAL-B : 38.9 MHzPAL-D : 38 MHzPAL-I : 38 MHz
Audio IF Carrier Frequency	NTSC : 41.25 MHzPAL-B : 33.4 MHzPAL-D : 31.5 MHzPAL-I : 32 MHz
VIDEO
Input Level	Factory Set for 87.5% Modulation
Input Type	Composite Video Negative Sync.
Video Frequency Response	±1.5dB
Modulation Range	0~95% Adjustable
Input Impedance	75 Ω
AUDIO
Input Level	400mVp-p for ± 25KHz Dev.
Audio Frequency	NTSC : 4.5 MHz ± 3KHz above VideoPAL-B: 5.5 MHz ± 3KHz above VideoPAL-D:6.5 MHz ± 3KHz above Video
Audio Harmonic Distortion	0.5%
Audio Frequency Response	± 0.5dB
Input Impedance	Hi-Z
BTSC Stereo / Mono(*)	Field Defeatable Audio Pre-emphasis for BTSC Baseband Inputs
Audio Overmodulation LED Indicator	25KHz ± 2KHz
GENERAL
Power Requirement	90~260V AC Switching 50 / 60 Hz
Temperature Range	0~50 ℃
Rear Panel Connectors	F-Type (Video In, IF Out, IF In and RF Out) RCA Type (Audio In)
Real size of the unit	482 (W) x 283(D) x 44.5(H) mm,
Measurement	537 (W) x 325 (D) x 85 (H) mm,
Packing	1 Set / Inner Box, Gross weight: 2.73Kgs