Receiver Specifications

Type of receiving

EVDO and 1xRTT

 

 

Frequency range

1930 MHZ to 1990 MHz

 

 

Bandwidth

1.25 MHz

 

 

Occupied bandwidth

1.25 MHz

 

 

Modulation method

O-QPSK/HPSK

 

 

Receiver sensitivity

-104 dBm

 

 

Inter-modulation spurious response

Complies with CDG stage 1

attenuation

 

 

 

Common RF impedance

50 ohms

 

 

Hardware Specifications

Interface type

USB Port

 

 

Common air interface

1xEVDO

 

 

Channel spacing

50 kHz

 

 

Chip set

QUALCOMMTM MSM6800

 

 

Transmitting (max. data rate)

Forward link: 3.1 Mbps

 

Reverse link: 1.8 Mbps

 

 

Supply voltage

3.3 V

 

 

Battery

N/A

 

 

Charger (charging time)

N/A

 

 

Current consumption

 

Sleep/idle

60 mA

Average in-use

400 mA

Max. (peak)

700 mA

 

 

Communication ports

USB

 

 

Voice capability

No support

 

 

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Section 4A: Technical Specifications

Page 92
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TOA Electronics U720 manual Receiver Specifications, Hardware Specifications

U720 specifications

The TOA Electronics U720 is a powerful and versatile public address system designed for a variety of applications, including schools, auditoriums, and large public venues. This amplifier stands out due to its robust build quality, user-friendly features, and advanced technology, catering to both simple and complex audio requirements.

At the heart of the U720 is its outstanding performance capability. It boasts a high output power of 240 watts, ensuring clear and accessible sound distribution even in larger spaces. The unit is equipped with a wide frequency response range, allowing it to reproduce audio with incredible clarity, fidelity, and minimal distortion. This feature makes it ideal for various audio tasks, from announcements to music playbacks.

One of the defining characteristics of the U720 is its flexibility in input options. It comes with multiple microphone and line-level inputs, accommodating a range of audio sources. The ability to connect both dynamic and condenser microphones allows for versatility when it comes to speech and music applications. Additionally, the U720 supports inputs from various devices, making it a practical choice for modern AV setups.

The U720 also integrates advanced sound processing features that enhance audio quality and control. With built-in equalization settings, users can tailor the sound output to suit specific environments, ensuring optimal performance regardless of the acoustics of the space. The amplifier includes a high-pass filter that minimizes background noise, significantly improving intelligibility during speech presentations.

For operator ease, the U720 offers intuitive controls, featuring clear indicators for volume and tone adjustments that facilitate quickly tailoring sound levels. The robust construction of the unit ensures reliability, making it suitable for frequent use in demanding environments.

Furthermore, the TOA U720 is compatible with a variety of optional accessories, enhancing its functionality. From wireless microphones to remote control interfaces, these add-ons allow users to customize the system according to their unique needs.

In conclusion, the TOA Electronics U720 combines power, flexibility, and advanced technology in a user-friendly design. Its high output, versatile inputs, and sound processing capabilities make it an excellent choice for institutions looking to enhance their audio systems. Whether for public speaking or multimedia presentations, the U720 delivers reliable performance and clear sound, meeting the demands of any audio application.