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Wireless Amplifier- WMA-747

Product Name: Multimedia Wireless Amplifier System (WMA-747)

Description:
WMA-747 is one of a series of products, inventing numbers of sum to develop by Kaotek. It is the professional portable wireless amplifier. According to different purposes and equipments, there are five models as follows: WMA-700, WMA-707, WMA-717, WMA-727, and WMA-747. Please contact us to gain more relative information.

Character:

  1. WMA-747 is a multi-function portable wireless amplifier, which equips 2 sets of regular microphone and 3 sets of wireless microphone. The volume, tone, bass, and echo are adjustable, and the speed of cassette recorder with auto-reversion is controllable.
  2. There are high power output amplifiers and CD/DVD player (options).
  3. Reliable quality for outstanding performance, and tone squelch resists the interference; and .
  4. There is a built-in especial room for replacing the microphones and the accessories.
  5. There are plugs for AUX, Line-In/Out, and individual controllers for microphone on the panel.
  6. With plastic case, it is portable, compact, and light-weight comparing with other similar machines.
  7. With auto-switching between DC/AC, suitable for addressing atn church, conference, dance teaching room or outdoor activities...etc.

Specifications:

>Frequency range: VHF 160-270Mhz

>Power : 110V/220V AC

>Audio output: 50Watt70Watt100Watt

>Dimension : 35cm(W) x 53cm(H) x 26cm(D)

> Weight : 15 kg

Receiver

Transmitter

Item

Item

Clip-On

Hand-held

Modulation

FM

RF power

10mW

10mW

Sensitivity

<10 dBuv

Stability

+/- 0.005%

(Quartz locked)

+/- 0.005%

(Quartz locked)

Oscillation

Quartz locked

Volume remote control

Yes

No

Voice Control

Echo, Volume Bass, Treble.

Deviation

+/- 20K Hz

+/- 20K Hz

MiddleFreq

10.7 MHz

Spurious

Emission

More than 40dBm

(Below carrier level)

More than 40dBm

(Below carrier level)

T.H.D

Below 0.5%

S/N

80dB

80dB

Output Power

50,70,100 Watt

Battery

9V Alkaline x 1
(8 hours)

AA 1.5V x 2

(16 hours)

Charge protection

Auto-off when

charge is full

Current

<30mA

<40mA