Extron electronic VLM 2000 - Manual (Page 54)

Reference Material, cont’d
VoiceLift ™ Microphone • Reference Material A-4
PRELIMINAR
Y
Specifications — VLP 102 Pendant Microphone
Audio/acoustic and electrical
Microphone type ........................... Omnidirectional electret condenser
Microphone gain ........................... -6 dB to +6 dB, adjustable in 1 dB steps
Audio input
Number/signal type ..................... 1 mono, via integrated electret condenser microphone or
1 mono, unbalanced, via auxiliary mic input jack with 3.3 VDC plug-in power;
and
1 stereo, unbalanced, via auxiliary line input jack, mixed with mic input
Connectors ..................................... (1) 3.5 mm mini audio jack (tip = left, ring = right, sleeve = GND) for
auxiliary line input (Audio In)
(1) 2.5 mm mini audio jack (tip = signal + bias voltage, sleeve = GND) for
auxiliary mic input (Mic)
IR transmitter (microphone transmission)
Signal type ...................................... Infrared output
Carrier frequencies ........................ A and C: 2.3 MHz (selectable)
B and D: 2.8 MHz (selectable)
Operating range ............................ 40' (12.2 m) line of sight
Transmission angles ...................... 150° horizontally and 90° vertically
General
Power .............................................. Supplied by an internal battery
Charger requirements ................... +5 VDC, 0.5 A on a 3.5 mm o.d. DC power jack, center pin positive
Batteries
Number/type .................... 1 AA size NiMH or alkaline battery
Operating time (h:mm)..... Rechargeable 2700 mAh NiMH batteries: up to 8 hours, continuous use
Alkaline batteries: up to 8 hours, continuous use
Recharging time ................ 6 hours for a 2700 mAh NiMH battery
Temperature/humidity ................ Storage: -40 to +158 °F (-40 to +70 °C) / 10% to 90%, noncondensing
Operating: +32 to +122 °F (0 to +50 °C) / 10% to 90%, noncondensing
Cooling ........................................... Convection, no vents
Mounting ........................................ Can be used as a pendant with the included lanyard.
Enclosure type ............................... High impact plastic
Enclosure dimensions ................... 4.7" H x 1.4" W x 1.1" D*
(12.0 cm H x 3.5 cm W x 2.9 cm D*)
(*Depth includes clip. Depth without clip = 0.9" [2.3 cm])
Product weight .............................. 1.7 oz (50 g) without battery
2.6 oz (75 g) with battery
Shipping weight ............................ 1 lb (<1 kg)
Vibration ......................................... ISTA 1A in carton (International Safe Transit Association)
Regulatory compliance
Environmental ................... Complies with the appropriate requirements of RoHS and WEEE.
Accessibility ....................... Section 508 of the Rehabilitation Act (29 U.S.C. 794d)
MTBF ............................................... 30,000 hours
Warranty ......................................... 3 years parts and labor
N All nominal levels are at ±10%.
N Specifications are subject to change without notice.