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In a mixer equipped with wireless for all.

Audio-Technica UHF Wireless amplifier system ATW-SP717M

Audio-Technica UHF Wireless amplifier system ATW-SP717M
  • Audio-Technica UHF Wireless amplifier system ATW-SP717M
  • Audio-Technica UHF Wireless amplifier system ATW-SP717M
  • Audio-Technica UHF Wireless amplifier system ATW-SP717M
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$ 828.78 (¥ 89,250)
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Product Information

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[Product features]

-Supports any site in a mixer equipped with wireless.
All-in-one system with a mixer microphone comes with a ready to use for simple operation.

♦ environmental noise-resistant UHF800MHz band wireless amplifier system.
♦ integrated speaker/receiver/amplifier's maximum output of 23 W (AC power), ideal for school and lecture, business scene.
♦ Wireless amplifiers employ 2-way power supply AC100V / just 2 alkaline batteries, can be used outdoors or indoors.
♦ wireless microphone system and wired microphone 3, stereo line 1 input for mixing up to 5 channels.
♦ optimum design of mixing circuit ensures a vast dynamic range and low noise level.
♦ each equipped with sound quality / volume adjustment input system.
♦ frequency toggle switches, can be set by the State.
♦ in the rear storage box, with dedicated microphone 1 holds the key.
♦ easy to carry handle.

-Technical Data
System General properties
Reception frequency

Frequency characteristics

Operating temperature range
The sixth wave 1 with the switch, then

100 Hz ~ 15 kHz

5 ° C ~ 45 ° C
Microphone ATW-T705/P

Directional characteristics

Antenna type

Frequency characteristics

Oscillator circuits

電波形 expression

Tone signal

Radiated power

Send frequency stability

Unwanted emissions

Relative frequency shift keying

Maximum frequency deviation

Power supply voltage

Battery life

External dimensions

Dynamic types

Unidirectional (Hypercardioid)

Internal antenna

100-15000 Hz

Crystal controlled PLL synthesizer


32.768 kHz

10 mW

less than 20 ppm

2.5 W or less

± 5 kHz

± 15 kHz

DC3V (単3 batteries x 2)

About 8 hours (when using alkaline batteries)

54 mm x 240 mm

Approx. 275 g (without batteries)
Wireless amplifier ATW-SP717M
Power supply


Battery life

Power consumption

External dimensions

Weight (excluding battery)

Diameter speaker stands
AC100V, 50 / 60 Hz or just 2 alkaline batteries x 8

250v, 2A

About 3 hours (alkaline battery usage time)


H 364 x W283×D240mm

Approx. 7.9 kg

Diameter 38 mm
Wireless receiver
Receive method

Local oscillator system

Receiver sensitivity

Distortion factor

Output level

Double superheterodyne method 1 st IF 45 MHz/2 nd IF 10.7 MHz

Crystal controlled PLL synthesizer

21 dB µV (s/n ratio: 60 dB JIS-A acoustic correction, frequency deviation ± 10 kHz)

Less than 1%

4.5 dBV (audio output jack) (± 10 kHz frequency deviation 1 kHz)

1 / 4 λ helical antenna
Practical maximum output

Signal to NOISE ratio
AC power: 23 W
When using batteries: 13 W

65 dB (external audio input terminal)
Mixer section
Input impedance

Rated input power

Output impedance

Rated output
Mike (CH2 and CH3-CH4)6.8k Ω
External audio input terminal 22 k Ω

Mike (CH2, CH3, CH4)-44 dBV
External audio input terminal-10 dBV

Audio output 1 k Ω

Audio output terminals-10 dBV
Speaker section

Speaker unit

Frequency bands

Maximum allowable input (JEITA)

Rated input power (JEITA)

Output sound pressure level
Bass-reflex type

16 cm full-range cone.

70 Hz-20 kHz

100 W

50 W

88 dB

♦ For more information Audio-Technica homepageIn the visit.

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