POLAR
PATTERN
PRESSURE ZONE
MICROPHONE
®
PZM -185
he Crown®
surface such as a table, floor, wall, or lectern.
The
AAA1.5V battery or
The microphone’s
Its electret condenser capsule provides a wide, smooth frequency response from 50 Hz to 16 kHz. The mic’s hemispherical polar pattern allows clear pickup of everyone surrounding the microphone.
The
Like other Pressure Zone Microphones, the PZM- 185usesaminiaturemiccapsulemountedverynear
Features
Ideal for
Works on internal AAA battery or phantom power
Specifications
Element: Electret condenser.
Frequency response (typical): 50 Hz to 16 kHz (Fig. 1).
Polar pattern: Hemispherical
Impedance: 150 ohms, balanced. Recommended mini- mum load impedance 1000 ohms.
Open circuit sensitivity (1.5V battery power):
0.8mV/Pa
Power sensitivity (1.5V battery power):
3.2 mV/Pa*
Power sensitivity (phantom power): –47.5 dBm.
EIA sensitivity
Equivalent noise level
S/N ratio: 73 dB at 94 dB SPL.
Maximum SPL: 120 dB SPL produces 3% distortion with phantom power.
Polarity: Positive pressure on the diaphragm produces
Clear, bright sound quality with excellent bass
Optional accessories: Crown
*1 pascal = 10 dynes/cm2 = 10 microbars = 94 dB SPL.
Fig. 1
Frequency Response
+15 |
|
|
|
|
+10 |
|
|
|
|
+5 |
|
|
|
|
dB 0 |
|
|
|
|
|
|
|
| |
|
|
|
| |
|
|
|
| |
|
|
|
| |
|
|
|
| |
|
|
|
| |
100 | 1K | 10K | 20K | |
20 |
ence, excellent clarity and “reach,” and consistent pickup anywhere around the microphone.
Operating Instructions
You can power the PZM-185 either by 12-48V
positive voltage on pin 2 with respect to pin 3 of the output connector.
Cable:
Fig. 2
Frequency in Hz
Dimensions
phantom power or battery power. To use phantom power, plug the mic connector into a phantom power supply or into a mic input that provides
To use battery power, open the cover (Fig. 3) and insert a AAA 1.5V battery. Please note the correct orientation of the battery.
If you’re using the microphone on a hard surface, such as a table top, the boundary “paddle” is not necessary. If you’re using the mic on a carpet or other
Output connector:
Operating voltage: One 1.5V size AAA alkaline battery (Duracell MN2400 or equivalent) or 12 to 48V phantom power (positive voltage on pins 2 and 3 with respect to pin 1).
Battery life: Approximately 45 days.
Current drain: 0.5 mA.
Materials:
module.
Finish: Satin black.
Dimensions: Fig. 2.
Weight: 4 ounces (115 grams).
Included accessories: 1.5V AAA battery.
3.409 in. (8.7 cm)
3.129 in. (7.9 cm)
| 5.90 in. | |
| (15.0 cm) | |
| .607 in. | |
.579 in. | (1.5 cm) | |
(1.5 cm) | .732 in. | |
(1.86 cm) | ||
|