Orban OPTIMOD 6300 Operating Manual page 273

OPTIMOD 6300 DIGITAL
RAM random-access memory
RC resistor / capacitor
RDS / RBDS Radio (Broadcasting) Data Service—a narrowband digital subcarrier centered at 57 kHz in
the TV baseband that usually provides program or network-related data to the consumer in
the form of text that is displayed on the radio. Occupied bandwidth is ±2500 Hz.
REF reference
RF radio frequency
RFI radio-frequency interference
RMS root-mean-square
ROM read-only memory
SC subcarrier
SCA subsidiary communications authorization  a non program-related subcarrier in the TV
baseband above 23 kHz (monophonic) or 57 kHz (stereophonic)
S / PDIF Sony / Philips digital interface
TRS tip-ring-sleeve (2-circuit phone jack)
THD total harmonic distortion
TX transmitter
s Microseconds. For TV preemphasis, the +3 dB frequency is 1 / (2  ), where  is the pre-
emphasis time constant, measured in seconds.
VCA voltage-controlled amplifier
VU volume unit (meter)
XLR a common style of 3-conductor audio connector
XTAL crystal
6-13
TECHNICAL DATA