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AKG HT 4000

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UHF True-Diversity Wireless Handheld Transmitter without Microphone Capsule


The HT 4000 is a professional handheld transmitter with a rugged body and connects to a choice of six different microphone elements to cover a wide range of applications. The 30 MHz wide UHF band provides up to 1200 selectable frequencies and several preset frequency banks for various countries make it easy to set up a multichannel system.

A pilot tone system continuously transmits transmitter status data including MUTE switch position and remaining battery life to the receiver. Integrated charging contacts let you charge the optional BP 4000 battery pack without having to remove it from the transmitter. After only one hour, the battery pack will be fully charged and you can use the transmitter for 12 hours continuously. The HT 4000 will transmit the excellent audio of the AKG microphone elements in all its splendor even over large distances or in difficult environments.


  • Wideband UHF handheld transmitter for use with interchangeable microphone elements

  • 30 MHz wide UHF band with up to 1200 selectable frequencies

  • Backlit display and jog switch for ease of use

  • Up to 50 mW RF radiation for reliable transmission

  • Operates for up to 15 hours on dry batteries, 12 hours on optional BP 4000 battery pack and displays remaining battery life


  • Carrier frequency range: 650 to 680, 680 to 710, 720 to 750, 760 to 790, 790 to 820, 835 to 862 MHz

  • Modulation: FM

  • Audio bandwidth: 35 to 20,000 Hz

  • Selectable channels: 1200

  • Max. channels for multichannel operation: > 50

  • THD: typ. <0,3 %

  • Signal/noise ratio: 120 dB (A)

  • RF output: 50 mW max. (ERP)

  • Battery life: 2 AA size dry batteries: 15 hours; BP 4000: 12 hours

  • Net weight: 320 g (11.3 oz.)

  • Patent(s): Remaining battery life (Patent no. AT 408.280, GB 2.349.230, US 6,344,730)

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HT 4000
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