MIC-8000J 45 ~ 870 МГц мини RF agile модулятор

Цена:*

Количество:

Specification:

1, MIC-8000J 45~870MHz Mini RF agile catv modulator

2, Video Input level(external adjustment): 0.7~1.4 VPP

3, Audio Input level(external adjustment): 0.775V±10dB

4, Packed weight : 2kg

Overview:

This agile TV modulator provide audio and video modulated RF signals on TV channel which is selectable

throughout frequency range: 45-870MHz. Any standard audio/video source can be used: satellite receiver,

TV camera, video tape recorder or TV demodulator.

Features:

-- Agile selection of any channel between : 45-870MHz. Systems: B, G, I, D, K, M, N, L

-- Base-band video and audio inputs.

-- IF SAW filter. High vestigial sideband selectivity.

-- Microprocessor controlled. LED display.

-- Full +55dBmV output.

-- Adjustable RF output level, A/V level, Video and Audio modulation index.

Parameters:

Items		Unit	Specifications
Video	Input level(external adjustment)	VPP	0.7~1.4
	Input impedance	Ω	75 or 50
	Modulation depth	%	87.5
	Flatness in band	dB	≤±1.5
	Differential gain	%	≤5
	Differential phase	o	≤5
	Cr/L delay	ns	≤60
	Weighted S/N ratio	dB	≥60
	K-factor(2T pulse)	%	≤5
	Input return loss	dB	≥20
Audio	Input level(external adjustment)	dB	0.775V±10
	Input impedance (unbalance)	Ω	10k
	Adjustable peak deviation	kHz	±50
	Pre-emphasis	μs	50
	Flatness (40Hz …15kHz)	dB	≤±1.5
	Distortion(fm=1kHz;f=50kHz)	%	≤1
	S/N ratio	dB	≥60
RF output	Output frequency	MHz	45 … 870
	Carrier frequency tolerance	kHz	≤5
	Carrier frequency distance tolerance	Hz	≤100
	Nominal output level	dBmV	≥55
	A/V RATIO (external adjustment)	dB	-10 … -20
	Output impedance	Ω	75
	Output return loss	dB	≥12
	Spurious in band	dB	≤-60
	Side-band Suppression	dB	≥65
	Output level adjustment	dB	0 … -20
	C/N ratio in channel	dB	≥60
General	Supply voltage	V	AC100~260
	Consumption	W	≤10
	Operating temperature	℃	-10 … +55
	Video, audio connector type		“RCA”
	RF connector type		“F”
	Selection and status indicator		LED
	Outside dimensions(w×d×h)	mm	483×130×44
	Packed weight	kg	2

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