Casella CEL CEL-414 - Manual (Page 8)

3.1Technical Description
Type 1 Microphone
The standard Type 1 1 ⁄ 2 “ diameter CEL-
192 Precision Air Condenser Microphone
is available in free field (suffix F) versions
to meet IEC measurement standards and
random incidence (R) versions to meet
ANSI standards. The microphone capsule
is screwed on to a low noise CEL-225/3
Preamplifier which plugs into the tapered
end of the sound level meter.
CEL-316 Line Input Adaptor for
Type 2 Instruments,
CEL-282 Acoustic Calibrator for
Type 2 Instruments,
CEL-284/2 Precision Acoustic
Calibrator for Type 1
and 2 Instruments,
CEL-278/3 Octave Filter Set (not
for CEL-266/3 or
CEL-328/3),
CEL-296/3 Octave/Third Octave
Autoscan Filter Set
(not for CEL-266/3 or
CEL-328/3),
CEL-2962 Windshield for 1 ⁄ 2 “
Microphones,
CEL-4672/2 Windshield for 1 ⁄ 4 “
Microphones,
CEL-4627 Tripod,
CEL-3025 Vibration Attachment,
CEL-3732/3 Mains Power Supply
(needs C4461/2 Cable),
CEL-338 Graphics Printer and Logger,
CEL-438 Noise Level Analyser,
CEL-433 Serial Interface,
C4493/10 Preamplifier Extension
Cable (10 m),
C6602/0.3 0.3 m Flat Ribbon Cable
Extension for C4493
Cable,
C4425/2 Signal Cable - Uher
4000 series analog
tape recorders,
C3526/2 Replay Cable - Uher
4000 series recorder to
BNC plug,
C4520 AC Output Cable - BNC
plug,
C4530A/1.5 Digital Output and
Control Cable for B, D
& CEL-493/3,
C6620/2 Output Cable for
CEL-493/3 - BNC plug
to Sony TCD D10 and
PRO II DAT Recorders
(needs CEL-6616
Adaptor),
SC174 Control Cable for
CEL-493/3 - 14-way
LEMO plug to specially
converted Sony TCD
D10 or PRO II DAT
Recorder Handset
(needs CEL-6616
Adaptor),
SC167 Signal and Control
Cable for CEL-493/3 -
14-way LEMO plug to
specially converted
Sony TCD D10 DAT
Recorder Handset,
SC161 Signal and Control
Cable for CEL-493/3 -
14-way LEMO plug to
specially converted
Sony TCD PRO II DAT
Recorder Handset.
These instruments are also available as
components of measurement kits.
Please contact your CEL representative
for details.
3. DESCRIPTION
Page 4 - General CEL Sound Level Meters Handbook