Glossary

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A B C D E F G H I J K L M N O P Q R S T U V W X Y Z  </div>

A

ATA
Audio & Telecomms Area. The BBC area which specialised in testing temporary and permanent audio circuits.
ATOM
Assistant Technical Operations Manager (deputy head honcho in BH). See also: TOM.

B

Bode
An equaliser best known for equalising video circuits.

C

Cauer
An equaliser best known for equalising cable circuits.
CNR
Control No Ringers. A low bandwidth audio circuit used for talkback and cue programme material. It did not possess a voice frequency ringer and could be presented as two-wire (2W) or four-wire (4W), the latter for 2-way working.
Contribution circuit
A circuit whose main use is to feed programme material from its source to the destination. Its main use is for Outside Broadcasts and News items.
COF
Circuit Order Form issued by the BBC to book circuits for programmes.

D

E

F

G

Genlock
A facility which locks local vision synchronising pulses to a remote vision signal.

H

I

J

K

L

M

Main
test line

N

Natlock
Controlling the SPG of a remote vision signal by means of tones in the range 800Hz to 1600Hz such that the remote source becomes synchronous at the local reference point.
Noise
Impulsive interference or unwanted signal from another source.

O

P

Protection Circuit
A spare wideband circuit which can be used as a standby

Q

R

RBL
Re Broadcast Link. The main feed for a transmitter usually reception of another transmitter.
RBS
Re Broadcast Standby. A transmitter's reserve feed usually by receiving another transmitter off-air.

S

SPG
Sync Pulse Generator.

T

TOM
Technical Operations Manager, BH. In charge of all the BBC's domestic radio networks and the running of LCR.

U

V

W

X

Y

Z










Contents: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z  </div>