Bkpf-l704, Interface processor l series, Black burst regenerator board – Sony MK7807V1 User Manual

Page 93: Features

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Applicable Models

PFV-L10 Interface unit

Supplied Accessories

EX-731 Extension Board (Part
No.A-8322-598-A) (1)

Specifications

Inputs/outputs

Video input:

VIDEO IN connectors (BNC type) (1)
0.286 Vp-p (SYNC, Burst) at 75

Input return loss:

40 dB or more (at above 5 MHz)

Analog output:

Passive loop-through output connector
(BNC type) (1)

Black burst outputs:

BLACK BURST OUT connectors (BNC
type) (6), conforming to RS-170A

Output level:

SYNC: 0.286 Vp-p

؎2% at 75

BURST: 0.286 Vp-p

؎5% at 75

SCH:

Less than

؎5°

Output return loss:

40 dB or more (above 5 MHz)

H phasing:

Approx. -4.5 to + 59.0 µs (all “0”
position)

V phasing:

-4 to +3 H

General

Power requirements:

+ 5 V DC: 0.35 A (supplied from the
PFV-L Series Interface Unit)

Operating temperature:

5 to 40 °C (41 to 104 °F)

Operating humidity:

10 to 90% (no condensation)

Dimensions

Board (H x D):

77 x 267 mm
(3 1/8 x 10 5/8 inches)

Connector panel (W x H):

33 x 85 mm
(1 5/16 x 3 3/8 inches)

Mass

Board:

140 g (5 oz)

Connector panel:

100 g (4 oz)

Service parts: Extension board (Part
No.A-8322-598-A), Maintenance manual

BLACK BURST OUT 1

BLACK BURST OUT 2

BLACK BURST OUT 3

BLACK BURST OUT 4

BLACK BURST OUT 5

BLACK BURST OUT 6

BLACK
BURST
RE-GEN.

VIDEO IN

NTSC
COMPOSITE
ANALOG

PASSIVE

LOOP-THROUGH

The BKPF-L704 is an analog I/O black burst regenerator
board with a range of NTSC system applications. For
example, it can be used in a mixed analog/digital system,
delaying the sync signal to the analog equipment to
compensate for the longer video delay of the digital
equipment. The BKPF-L704 is an ideal and cost-effective
tool for use in systems that are making the transition from
analog to digital—where both analog and digital
equipment has to co-exist. For this type of application,
the BKPF-L704 exactly meets customer needs.

Features

* Regenerates black burst signals * NTSC composite
analog input with passive loop-through * Six black burst
outputs * Continuously variable delay of -4 H to +3 H * 0
IRE to 44 IRE variable setup * Video input presence lamp
* SCH warning lamp * -5 V warning lamp

The BKPF-L Series function boards install in the PFV-L Series Interface Units
in any combination with other BKPF-L Series function boards.

91

Interface Processor L Series

Inter

face Pr

ocessor L Series

BKPF-L704

Black Burst Regenerator Board

Rear Panel

*SGC_0069-0098 02.3.16 5:03 PM Page 91

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