Nokia 7000 Series, 6800 Series operation manual Performance, Equalization

Chapter 7: VEA-6840 Video Equalizing Amplifier ModuleSpecifications

Performance

Item	Specification
Gain Range	￿ 3.0 dB
Frequency Response	• ￿ 0.05 dB to10 MHz
	• ￿ 0.2 dB to 20 MHz
	• –3dB at 40 MHz typ.
Differential Gain	<0.15%
(10-90% APL)
Differential Phase (10-	<0.15￿
90% APL)
Line Rate Window	<0.20%
Tilt
Field Rate Window	<0.20%
Tilt
S/N	>70 dB measured by VM700A
Hum	<1 mVp-p
Propagation Delay	15 ￿￿1.0 ns

Equalization

Item	Specification
Range	• 0-1000 ft (0 to 300 m) Belden 8281 cable
	• 0-650 ft (0 to 200 m) Belden 8241 cable
	• 0-800 ft (0 to 250 m) Belden 1505A cable
	• 0-1000 ft (0 to 300 m) Belden 1694A cable
	• 0-650 ft (0 to 200 m) PSF 1/3 cable
	• 0-800 ft (0 to 250 m) Nokia 0.6/2.8 cable
	• 0-800 ft (0 to 250 m) VPM2000 cable
Response	< ±0.05 to 5 MHz
	< ±0.15 dB to 10 MHz

58 6800/7000 Series - Distribution and Routing Products Installation and Operation Manual