
ENGLISH
6
SPECIFICATIONS WB98H/C Microphone (with standard test cir-
cuit shown in Figure 1)
BETA 98H/C Microphone (with preamplifier)
Type Condenser (electret bias)
Polar Pattern Unidirectional (cardioid). See Figure 2.
Frequency Response 20 to 20,000 Hz. See Figure 3.
Output Impedance 1200 Rated at 150.0 (actual)
Recommended minimum load
impedance: 1 k
May be used with loads as low as 150 with re-
duced clipping level)
Output Level
(0 dB = 1 volt per Pascal)
Open Circuit Voltage: –56.5 dB (1.5 mV) Open Circuit Voltage: -56 dB (1.6 mV)
Output Clipping Level
(at 1kHz, THD < 1%)
-9 dBV (0.35 V) 2.5 k load 11 dBV (3.5 V). . . . . . . . . . . . . . . .
1.0 k load 3 dBV (1.4 V). . . . . . . . . . . . . . . . .
Maximum SPL 143.5 dB 2.5 k load 163 dB. . . . . . . . . . . . . . . . . . . . . . .
1.0 k load 155 dB. . . . . . . . . . . . . . . . . . . . . . .
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