2
2. Thread the cable through the C-clamp and slide the con-
nector into the C-clamp until snug.
3. To reduce wear on the cable, snap it into the stress reliever
clip leaving a couple of inches slack on the connector side.
BETA 98/S MOUNTED ON SWIVEL ADAPTER
FIGURE 1
SPECIFICATIONS
Type
Condenser (electret bias)
Frequency Response
20 to 20,000 Hz
(measured at 304.8 mm [1 ft] from a spherical sound
source, free field conditions)
TYPICAL FREQUENCY RESPONSE
FIGURE 2
Polar Pattern
Supercardioid (as supplied), uniform with frequency, sym-
metrical about axis. Cartridge for cardioid polar pattern also
available.
125 Hz
250 Hz
500, 1000 Hz
2500, 5000 Hz
6300, 10000 Hz
15000 Hz
TYPICAL POLAR PATTERN
FIGURE 3
Output Level (at 1,000 Hz)
Open Circuit Voltage: –59 dBV/Pa* (1 mV) typical
*1 Pa = 94 dB SPL
Maximum SPL
(20 Hz to 20 kHz, less than 1% THD)
2.5 k
Ω
load
160 dB
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1 k
Ω
load
156 dB
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Preamplifier Output Clipping Level
(20 Hz to 20 kHz, less than 1% THD)
2.5 k
Ω
load
+ 6 dBV (2.0 V)
. . . . . . . . . . . . . . . . . . . . . . . .
1 k
Ω
load
+ 2 dBV (1.26 V)
. . . . . . . . . . . . . . . . . . . . . . . .
Dynamic Range
(at 20 Hz to 20 kHz, less than 1% THD, 2.5 k
Ω
load)
125 dB (max SPL minus A-weighted noise)
Output Noise
35 dB SPL, A-weighted
Signal-to-Noise Ratio
59 dB re 94 dB SPL
Output Impedance
Rated at 150
Ω
(actual)
Recommended minimum load impedance: 1 k
Ω
Hum Pickup
–7.5 dB equivalent SPL in 1 mOe field (60Hz)
Polarity
Positive pressure on diaphragm produces positive voltage
on pin 2 with respect to pin 3
Phantom Power
48 Vdc
±
4 Vdc(IEC-268-15/DIN 45 596),
positive pins 2 and 3.
Cable
BETA 98/S: 7.6 m (25 ft) light-weight, two-conductor
shielded, TA4F to TA3F mini connectors.
BETA 98D/S: 4.6 m (15 ft) heavy-duty, two-conductor
shielded, TA4F to TA3F mini connectors.
Case
Microphone: Matte black enamel brass case and stainless
steel inner grille
Preamplifier: Matte black enamel finished steel
Dimensions
Microphone: 11.7 mm X 35.6 mm (0.46 in. X 1.40 in.)
Preamplifier: 20 mm X 99 mm (0.79 in. X 3.89 in.)
Net Weight
Microphone: 12 g (0.4 oz) less cable
Preamplifier: 96 g (3.4 oz)
Certification
Eligible to bear CE Marking. Conforms to European EMC
Directive 89/336/EEC. Meets applicable tests and perfor-
mance criteria in European Standard EN55103 (1996)
parts 1 and 2, for residential (E1) and light industrial (E2)
environments.
FURNISHED ACCESSORIES
Storage Bag
26B21
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Preamplifier
RPM626
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Gooseneck Drum Mount (BETA 98D/S)
A98D
. . . . . . . . . . . .
Shock-Mount Swivel Adapter (BETA 98/S)
RK282
. . . . . . . .
4.6 m (15 ft) heavy-duty cable (BETA 98D/S)
C98D
. . . . . . .
7.6 m (25 ft) light-weight cable (BETA 98/S)
90A4697
. . . . .
ADDITIONAL ACCESSORIES
Cardioid cartridge
RPM108
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Metal Locking Windscreen
A412MWS
. . . . . . . . . . . . . . . . . .
1.47 m (5 ft) light-weight cable
90A4039
. . . . . . . . . . . . . . . .
REPLACEMENT PARTS
Windscreen (4 per package)
RK183WS
. . . . . . . . . . . . . . . . .
Supercardioid cartridge
RPM110
. . . . . . . . . . . . . . . . . . . . . . .
Gooseneck Assembly (A98D)
RPM616
. . . . . . . . . . . . . . . . .
Clamp Assembly (A98D)
RPM618
. . . . . . . . . . . . . . . . . . . . .
Case Assembly with Interface Board
RPM624
. . . . . . . . . . .
