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2
Polar Pattern
Half-cardioid (cardioid in hemisphere above mounting surface),
uniform with frequency, symmetrical around axis.
125 Hz
250 Hz
500, 1000 Hz
2500, 5000 Hz
6300, 10000 Hz
15000 Hz
TYPICAL POLAR PATTERNS
FIGURE 2
Output Level (at 1,000 Hz)
Open Circuit Voltage: –59 dBV/Pa* (1.1 mV) typical
*1 Pa = 94 dB SPL
Maximum SPL
(20 Hz to 20 kHz, less than 1% THD)
2.5 kW load 160 dB. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1 kW load 156 dB. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Preamplifier Output Clipping Level
(20 Hz to 20 kHz, less than 1% THD*)
2.5 kW load 6 dBV (2.0 V). . . . . . . . . . . . . . . . . . . . . . . . . . .
1 kW load 2 dBV (1.26 V). . . . . . . . . . . . . . . . . . . . . . . . . . .
Dynamic Range
(20 Hz to 20 kHz, less than 1% THD, 2.5 kΩ load)
125 dB (max SPL minus A-weighted noise)
Output Noise
35 dB SPL (typical), A-weighted
Signal-to-Noise Ratio
59 dB re 94 dB SPL
Output Impedance
150 W (actual)
Polarity
Positive pressure on diaphragm produces positive voltage on
pin 2 with respect to pin 3
Power
Phantom Power: 48 Vdc ±4 Vdc (IEC-268-15/DIN 45 596),
positive pins 2 and 3.
Electromagnetic Hum Pickup
–7.5 dB equivalent SPL in 1 mOe field (60 Hz)
Cable
4.6 m (15 ft) heavy-duty, two-conductor shielded,
TA4F to TA3F connectors
*THD of the microphone preamplifier when applied input signal is equiva-
lent to the cartridge output at specified SPL.
Case
Matte-black , painted, die-cast, zinc-alloy case with matte-black
steel grille.
Dimensions
95 mm x 129 mm x 19 mm (3.75 in. x 5.08 in. x 0.75 in.)
Net Weight
382 grams (13.5 oz) less cable
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) environ-
ments.
FURNISHED ACCESSORIES
Storage Bag 26B21. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Preamplifier RPM626. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4.6 m (15 ft) heavy-duty cable,
TA3F to TA4F connectors C98D. . . . . . . . . . . . . . . . . . . . . . .
REPLACEMENT PARTS
Cardioid cartridge RPM108. . . . . . . . . . . . . . . . . . . . . . . . . . .
P.C. Board Assembly W/Plug and Housing RPM622. . . . . .
SERVICE STATEMENT
For additional service or parts information, please contact
Shure’s Service Department at 1–800–516–2525. Outside
the United States, please contact your authorized Shure
Service Center.