AMX Classroom Transmitter TX-CT5 Manual de usuario descargar pdf (Pagina 35)

3

200 Hz 500

-10

-20

10050

20 1

5 10 40

20 kHz

16 kHz

80 Hz

Specifications

4071

Directional characteristics:

Omnidirectional

Cartridge type:

Pre-polarized condenser element with

vertical diaphragm

Principle of operation:

Pressure

Power supply:

Min 5 V - max 50 V through DPA adapter

Frequency range, ±2 dB:

100 Hz-15 kHz with typ. 5 dB

soft boost at 4-6 kHz.

Sensitivity, nominal ±3 dB:

6 mV/Pa; -44.4 dB re. 1 V/Pa

Equivalent noise level A-weighted:

Typ. 26 dB(A) re. 20 µPa (max. 28 dB(A))

Equivalent noise level ITU-R BS.8- :

Typ. 38 dB (max. 40 dB)

Max SPL peak before clipping:

144 dB

Total harmonic distortion (THD):

<1% up to 123 dB SPL peak;

<1% up to 120 dB SPL RMS sine

Polarity:

Positively increasing sound pressure produ-

ces positive going voltage on MicroDot pin.

S/N ratio, re. 1 kHz at 1 Pa (9 dB SPL):

68 dB(A)

Dynamic Range:

Typ. 97 dB

Operating temperature range:

-10 to 45° C (+14 to 113° F)

Output impedance:

30 - 40 Ohm

Connector:

MicroDot

Cable drive capability:

Up to 300 m (984 ft)

Microphone length:

17 mm (0.67 in)

Microphone diameter:

5.4 mm (0.21 in)

Cable length:

1.8 m (5.9 ft)

Cable diameter:

1.6 mm (0.06 in)

Weight:

9 g (0.38 oz) incl. cable and MicroDot connector

Finish:

Black, beige or white

Frequency Response

Typ. on-axis frequency response of DPA

4071 with tolerance field

Polar Pattern

Directional Charateristics of DPA 4071

(normalized).

1 2 ... 30 31 32 33 34 35 36 37 38 39 40 ... 43 44

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AMX Classroom Transmitter TX-CT5 Manual de usuario Pagina 35

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