ENGLISH
SPECIFICATIONS | WB98H/C Microphone (with standard test cir- |
| BETA 98H/C Microphone (with preamplifier) |
| cuit shown in Figure 1) |
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Dynamic Range (maximum SPL to | 112.5 dB |
| 132 dB (2.5 k load) |
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Output Noise (equivalent SPL) | 31 dB typical, | ||
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63 dB at 94 dB SPL (IEC 651) | |||
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Polarity | Positive pressure on microphone diaphragm |
| Positive pressure on microphone diaphragm |
| produces positive voltage on pins 3 and 4 with |
| produces positive voltage on pin 2 relative to |
| respect to pin 1 (ground). |
| pin 3 of preamplifier output connector. |
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Recommended Operating Voltage | 5 V (pin 2 to pins 3 and 4) |
| 11 to 52 Vdc Phantom |
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Environmental Conditions | Operating temperatures: | . | . . . . . . . . . . . . ±7° C to 49° C (20° F to 120° F) |
| Storage temperatures: | . | . . . . . . . . . ±29° C to +74° C (±20° F to 165° F) |
| Relative Humidity: | . | . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 95% |
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Net Weight | Microphone w/cable and 4±pin mini connector |
| Microphone w/cable and 4±pin mini connector |
| (TA4F): 65 g (2.3 oz.) |
| (TA4F): 65 g (2.3 oz.) |
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| Preamplifier: 96 g (3.4oz.) |
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