R&S M3SR 4100 Series - Page 3

Operating Manual 6175.4760.02 – 01 i
M3SR Series 4100 Abbreviations
Abbreviations
(P)TRU (primary) time reference unit
A
A1A Morse telegraphy
A2G automatic link establishment 2
nd
generation
A3E amplitude modulation
AC alternating current
ACK acknowledge
ACQ acquisition
ACS automatic channel selection
ADDR address
ADV advanced
AGC automatic gain control
AHS advanced hopset
AL-x protection level, x = 0 to 2
ALC automatic level control
ALE automatic link establishment
ALE 2G automatic link establishment 2
nd
generation
ALE 2G LP automatic link establishment 2
nd
generation with linking protection
ALE 3G automatic link establishment 3
rd
generation
AM amplitude modulation
AMBE advanced multi-band excitation
AMD automatic message display
AME single sideband, full carrier
ANT antenna
ARQ automatic repeat request
ASYNC asynchronous
ATU antenna tuning unit
B
B7D two independent sidebands for external modems
B8E two independent sidebands for voice
BB broadband system
BER bit error rate
BFO beat frequency oscillator