AMERITEC AM-48 - Microphone;Speaker; Table 3-2. AM-48 SEND, MEASURE, and FILTER Menus

AM-48 Test Set (18-0015) Unit Description
0015-S03
3
-1
9
The SEND menu is yellow , the MEASURE menu is pink and orange ,
and the FILTER menu is
orange .
Table 3-2. AM-48 SEND, MEASURE, and FILTER Menus
SEND MODES
AM-48 ONLY:
AM-48 ONLY:
QUIET
1004
VAR
Passive Resistor
Termination
3TONE
404 Hz, 1004 Hz,
2804 Hz for 5 sec.
Cyclic @ Selected
Level
AM-48E ONLY:
SLOPE
404 Hz, 1004 Hz,
2004 Hz, 3004 Hz
for 5 sec. Cyclic
@ Selected Level
SWEEP
Tones Stepped
per Selected
Level, Start/Stop
Frequencies,
Step Size and
Sweep Rate
TRANS
Transients
(Timed Tests):
Impulse Noise,
Phase Hits,
Gain Hits,
Dropouts
PAR
Peak-to-Average
Ratio Waveform
@ Selected Level
1004 Hz Tone
@ Selelcted Level
Variable Continuous
Frequency & Level
MEASURE MODES
MEASURE MODES LISTED BELOW
NEED 1004 HZ HOLD TONE
L/F
NOISE
PAR
Level/Frequency
Idle Channel
Noise
IMPLS
Impulse Noise
(Timed Test)
Peak-to-Average
Ratio with
Receive Level
FILTER OPTIONS
3K
3 kHZ
15K
15 kHZ
C-MSG
C-Message
PROG
Program
AM-48E ONLY:
PSHO
Psophometric
SWTD
Sound-
Weighted
NOISE
S/N
Notched Noise
∅ JTR
Phase Jitter
JTR Amplitude Jitter
Signal-to-Noise
Ratio
∇
∆
3.8 Microphone/Speaker
The speaker is for "listening" on the send or receive pairs, and the
microphone is for "talking" on the send pair. See ¶7.38.
Pressing Switch 14 to <TALK> (momentary position) activates the
microphone.