II Part II PR 81 Receiver | AKG Acoustics HT 81, PT 81 manual

I PART I: GENERAL

2.3.3PT 81 CB 40 bag

Color Coding Kit

2.4Frequencies The PR 81 portable receiver, HT 81 handheld transmitter, and PT 81 bodypack transmitter have been factory programmed for up to 15 selectable carrier fre- quencies. A carrier frequency label on the receiver, on the handheld transmitter, or on the bodypack transmitter indicates the Frequency Set the unit uses and all available carrier frequencies.

For currently available Frequency Sets and frequencies suited for intermodulati- on-free simultaneous operation, refer to the Frequency Lists in Part VI.

2.5Ordering If you wish to order additional transmitters or receivers operating on the same set

Transmitters and of frequencies as your original equipment, be sure to state the designation of your

Receivers original Frequency Set and the serial number of the original device. We need this

information to make sure your new equipment will be compatible with the original units.

II PART II: PR 81 RECEIVER

1 Description

1.1General The PR 81 is a portable diversity receiver you can wear on the belt or in a shirt or jacket pocket. You may also use the supplied Velcro fastener to mount the receiver on a camcorder. The PR 81 operates in a UHF band from 710 MHz to 860.9 MHz using a switching subband that is up to 3 MHz wide. Subject to local frequency allocations, you can switch the PR 81 to one of up to 15 different carrier frequencies.

1.2 Controls 1a POWER I/O: on/off switch.

1.2.1Top Panel 1b POWER LED: indicates battery status:

		LED flashes momentarily on switching power ON and extinguishes: batteries
		are O.K.
		LED does not illuminate on switching power ON: no or dead batteries are in
		the battery compartment.
		LED constantly lights brightly: batteries will be dead in about 60 minutes.
	1c	RF LED: Indicates the field strength of the received signal and the squelch
		status:
		LED lighting green: optimum signal strength.
		LED lighting red: the received signal is muted because the squelch is engag-
		ed or the receiver has been set to a different channel than the transmitter.
		LED does not light: power to the receiver is OFF, no batteries are in the bat-
		tery compartment, or the batteries are dead.
	1d	AF LED: Indicates the received audio level:
		LED lighting green and flashing red on peaks: optimum audio level.
		LED lighting red: audio section is overloaded.
Refer to section 1.3 Audio		LED does not light: audio level is too low.
Refer to section 1.3 Audio	1e	Rotary control: Sets the volume level of the headphone output.
Output.	1f	Security cover: This rotatable cover prevents the POWER switch (1a) from
		being actuated unintentionally. The indicator LEDs will remain visible even if
		the security cover is closed.

HT 81, PT 81, PR 81 specifications

AKG Acoustics has long been recognized as a leader in the field of professional audio equipment, and their HT 81, PR 81, and PT 81 microphones exemplify the brand's commitment to quality, innovation, and user-centric design. These microphones are particularly suited for applications in live sound, broadcast, and studio recording, making them versatile tools for audio professionals.

The AKG HT 81 handheld transmitter microphone is designed for wireless performance. It features a dynamic capsule that delivers a clear and natural sound, a significant advantage for vocal performances. The microphone is engineered to minimize handling noise and feedback, ensuring that the audio remains pristine even in challenging environments. Its robust build quality can withstand the rigors of touring and live shows, making it a reliable choice for entertainers on stage.

Complementing the HT 81, the PR 81 is a professional receiver that supports a wide frequency range, allowing for clear audio transmission without interference. This receiver is equipped with advanced diversity reception technology, which helps mitigate dropouts and ensures consistent audio quality, even in crowded RF environments. The PR 81 offers a range of connectivity options, enabling easy integration into existing audio systems, whether in venues or broadcasting setups.

The PT 81 bodypack transmitter is another integral component of this series, designed for use with lavalier or headset microphones. It features a lightweight and ergonomic design, ensuring comfort for performers during extended use. The PT 81 is equipped with a high-quality analog audio input, allowing for seamless connection to a variety of microphones. Its long battery life is a significant advantage, providing reliable operation for long events or sessions.

All three devices utilize AKG’s advanced wireless technology, which incorporates digital signal processing for enhanced audio quality and reduced noise interference. The system also offers multiple channels, allowing for the simultaneous use of multiple microphones without conflict. With quick and easy setup, users can spend more time focusing on performance rather than troubleshooting audio issues.

Overall, the AKG HT 81, PR 81, and PT 81 represent a powerful trio of wireless audio solutions. Their combination of durability, sound quality, and user-friendly features makes them an excellent choice for any professional looking to elevate their audio experience. Whether for stage, studio, or broadcast applications, these microphones stand out as reliable tools that deliver outstanding performance.