Catalogue - R84 Ribbon Microphone -

Specs:

Operating Principle:

Pressure gradient transducer

Directional Pattern:

Bidirectional

Frequency Range:

<20 Hz to >20 kHz

Polarity:

Pin 2 high for positive pressure on front of
microphone

Polar Response:

Native bidirectional, figure-of-8 pattern

Horizontal:

Up to 90 dB rejection at right angles to the
front/back axis

Vertical:

Level changes with angle of incidence, but
frequency response is consistent

Transducer Element Material:

Pure aluminum corrugated ribbon

Thickness:

1.8 µm

Width:

0.185 in (4.7 mm)

Length:

2.35 in (59.7 mm)

Microphone Dimensions:

Height:

11.6 in (29.5 cm)

Width:

3.9 in (9.9 cm)

Depth:

2.5 in (6.4 cm)

Weight with cable:

3 lb (1.36 kg)

Shipping Weight:

4 lb (1.8 kg)

Connector:

XLR-3M

R84 Passive Microphone

Maximum SPL:

165 + dB SPL (1% third harmonic > 1 kHz)

Sensitivity:

2.5 mV/Pa (-52 dBv/Pa) into unloaded
circuit

Output Impedance:

270 Ω nominal

Recommended Load
Impedance:

1.2K Ω or greater

Phantom Power:

Not required or recommended