Kathrein VGO 939-1G/VGF 939-1G, VGP 9033-1G/9041 manual Technical Data, Type VOS 952-1G VOS 953-1G

VOS 952-1G/953-1G

Technical Data

Type		VOS 952-1G	VOS 953-1G	Notes
Order no.		24410098	24410099
		Locally fed	Remotely fed
FORWARD PATH
Frequency range	MHz	47/85-1000	47/85-1000
Gain ¹)	dB	40-32	40-32	Interstage gain setting
Amplitude response	dB	±0.5	±0.5	85-1000 MHz, at 25 °C
Amplitude response (additional,	dB	-0.5	-0.5	at 25 °C
862-1000 MHz)
Attenuation setting range	dB	0-16	0-16	On amplifier input
Pre-emphasis setting range	dB	0-16 and 0/6	0-16 and 0/6	On amplifier input
				and interstage
Noise figure	dB	4/5/5	4/5/5	At 40/36/32 dB gain
Max. operational level: CENELEC channel	dBµV	112/116	112/116	CTB: 60 dB/CSO: 60 dB (pre-
plan ²)				emphasis 6 dB and gain 40 dB)
Hum modulation ratio	dB	-	>60/70
RETURN PATH
Frequency range	MHz	5-65	5-65
Gain, switchable	dB	30/21	30/21
Frequency response	dB	0.5	0.5
Attenuation setting range	dB	0-16 / 0/4/8	0-16 / 0/4/8	On input/interstage
Pre-emphasis setting range	dB	0/3/6	0/3/6	Interstage
Ingress Control Switch (ICS)	dB	8/> 40	8/> 40	attenuated/switched-off
Max. output level at 30 and 21 dB gain	dBµV	107/116	107/116	60 dB IM2/IM3
				(EN 60728-3/50083-5)
Maximum output level	dBµV	120	120	According to KDG 1 TS 140
				(medium system load)
Input level density	dBµV/Hz	-10	-10	CINR at 50 dB (EN 60728-3/
				item 4.7)
Dynamic range at 30 dB gain (5-65 MHz) ³)	dB	17	17
Dynamic range at 21 dB gain (5-65 MHz) ³)	dB	25	25
Noise figure	dB	5	5
NETWORK MANAGEMENT
		Internal supply voltage,	Internal supply voltage,
Monitorable parameters		internal current drain,	internal current drain,
		temperature, ICS switch	temperature, ICS switch
TEST SOCKETS
Test socket 1 (on amplifier input)	dB	20	20	5-862 MHz bi-directional,
				internal
				5-862 MHz with directional
				coupler, external - return path
Test socket 2 (on amplifier output)	dB	20	20	signals can be fed in (5-65
				MHz); if push-button is kept
				pressed, the incoming return
				path signal can be measured
Test socket 3 (in return path)	dB	10	10	5-65 MHz with directional
				coupler, external

DATA

Type		VOS 952-1G	VOS 953-1G	Notes
Order no.		24410098	24410099
		Locally fed	Remotely fed
SWITCHED-MODE POWER SUPPLY
Nominal input voltage	V AC	230	38-65
Mains frequency range	Hz	50-60	50-60
Power consumption	W	11	12	Return path amplifier active/
				without monitoring
GENERAL
Ambient temperature range	°C	-20 to +55	-20 to +55
RF connections		F-type socket	F-type socket
Test sockets		F-type socket	F-type socket
Housing protection class (to EN 60529)		IP 54	IP 54	IP 54: Outdoor use in weather-
				proof cabinet
Dimensions (W x H x D)	mm	225 × 55 × 155	225 × 55 × 155
Packing unit/weight	pc./kg	1(10)/1.8	1(10)/1.8

1)Adjustable with 2 slide switches in 1 dB steps

2)CENELEC: 42 channels

3)When the 15 MHz high pass is connected, the dynamic range increases by 3 dB

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