|
BA-202 Technical
Specifications |
| Test
Frequencies: |
125 Hz to 8 kHz |
| Background Test
Levels: |
(BA-202-25) 40 dB
at 0.5 kHz and 1 kHz; 47 dB at 2 kHz; 57 dB at 4 kHz; and 62 dB at
8 kHz (per OSHA, Fed. Reg. March 8, 1983) |
| Background Test
Levels: |
(BA-202-27) 35 dB
at 125 kHz; 25 dB at 250 Hz; 21 dB at 500 Hz; 26 dB at 1000 Hz; 34
dB at 2000 Hz; 37 dB at 4000 Hz and 8000 Hz
|
| Calibration: |
60 dB HL +/- 1 dB
at 1 kHz continuous tone with TDH-39, 49 or 50 earphone |
| Accuracy: |
Repeatable to
within 2 dB when using an audiometer with a continuously variable
HL control. When using automatic audiometers, the BA-202 will be
repeatable within the HL step increments of the audiometer
(usually 5 dB) |
| Transducers: |
Two electret
elements |
| Response Output: |
Normally open and
normally closed relay contacts (SPDT 3 wire output) |
| Hysteresis: |
10 dB +/- 1 dB
between ON and OFF indication for the LEFT/RIGHT headphone
indicators when used with continuous tone input. |
| Relay
Specifications: |
250 mA current, 30
volts AC or DC. 20 million operations |
| Power: |
9-volt alkaline
battery
Low battery indicator when used in battery mode
Optional 120-volt or 220-volt power adapter |
| Size: |
6.8” x 6.5” x 4.2”
(173 x 165 x 107 mm) |
| Weight: |
1.63 lbs. (739g);
not including the remote microphone |
| Approvals: |
CE Mark |
|
Call for
price and availability! 1-800-766-4242 |
|
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