Altec Lansing Industrial Professional Sound Products Spec site

ALTEC LANSING INDUSTRIAL PROFESSIONAL SOUND PRODUCTS MICROPHONE LIST

Altec Microphone section

 

 

CLICK ON ANY IMAGE TO VIEW THAT EQUIPMENT SECTION

 

7500B-H True Diversity Dual-Receiver Wireless Microphone System

page 2

 

<< Previous

7500B-H True Diversity Dual-Receiver Wireless Microphone System

7500B-H SYSTEM SPECIFICATIONS cont'd

Emission/Modulation: Direct FM, crystal controlled, 15-kHz deviation, 60F3.

Harmonic Distortion: 0.5% maximum, below transmitter limiting; 0.25% typical at 1 kHz.

Operating Temperature: -20°C to +50°C (-4°F to +122°F).

FCC Data: Approved under Parts 15, 74, and 90, as applicable.

Standard Accessories: Operation Manual, Rackmount ears, Screwdriver, Fuse, Battery, Hex Wrench

Optional Accessories: 126A Microphone Clip. 158A Mic Carrying Bag.
SPECIFICATIONS OF DIVERSITY RECEIVER UNIT

Receiver Type: Single-frequency, singleconversion, superheterodyne FM.

Image Rejection: 80 dB, typical.

Intermediate Frequency: 10.7 MHz.

Sensitivity: 1.6 µV for 50 dB S/N (processed), 20 kHz bandwidth.

Ultimate Quieting: 105 dB (20 kHz flat); 108 dB (A-weighted).

Squelch Quieting: Greater than 105 dB. (referenced to 15 kHz deviation).

Audio Output:
Line Level: +12 to -18 dBm (at full deviation), +16 dBm minimum at clipping.

Mic Level: -18 to -46 dBm at full deviation (-30 to -60 dBm with normal headroom).

IF Selectivity: 200 kHz, 9 poles, monolithic ceramic andLC filters.

RF Selectivity: Approximately 5 MHz, 4-pole LC filter.

Local Oscillator: Bipolar transistor, thirdovertone crystal controlled, low-side injection.

Audio Processor: 2:1 logarithmic expander.

Adjustments/Controls: Power switch, mic/line switch, output level adjust control.

Indicators: Audio-level bargraph, diversity A/B LED's,
RF signal detect A/B LEDs, power ON/OFF LED.

Power: 115 or 235 Vac (internal switch selectable) 50/60 Hz, 10 Watts.

Dimensions: (excluding rack-mount ears) Height: 1.75 inches. (4.45 cm)
Width: 16.9 inches. (42.9 cm)
Depth: 9.0 inches. (23 cm)

Weight: 6 lbs., 10 oz (3 kg).
SPECIFICATIONS OF
HANDHELD MICROPHONE/TRANSMITTER
Mic Element: Neodymium supercardioid.

Power Output: 50 mW nominal.

Frequency Stability: ±0.005%.

Spurious Output: -45 dB minimum, -55 dB typical.

Controls: Power on/off, mic-audio on/off, mic-level adjust.

Audio Adjustment Range: 30 dB.

Battery Life: 8-10 hours with one 9-V alkaline battery.

Size:
Length: 10.25 in (26.0 cm).

Weight: 10.5 oz (297.7 g), with battery.

Next >>

 

CLICK ON ANY IMAGE TO VIEW THAT EQUIPMENT SECTION

aLTEC aMPLIFIER aCCESSORIES SECTION Altec Amplifier Section Altec Mixer Section  
Altec Powered Mixers and Misc
Altec Signal Processing sections
 
Specifications Catalog Table of Contents

 

 

 

CLICK ON ANY IMAGE TO VIEW THAT EQUIPMENT SECTION