ALTO PROFESSIONAL STEALTH1 Mono Wireless System User Guide

: June 4, 2024
: ALTO PROFESSIONAL

Table of Contents

ALTO PROFESSIONAL STEALTH 1 Mono Wireless System User Guide
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ALTO PROFESSIONAL STEALTH 1 Mono Wireless System User Guide

STEALTH 1

v1.4

altoprofessional.com/support
For technical support.

altoprofessional.com/warranty
For complete warranty information.

Box Contents

(1) Stealth 1 Transmitter, (1) Stealth 1 Receiver, (2) Micro-USB to USB-A Cables, User Guide.

Powering Stealth 1

Use the included micro-USB cables to connect Stealth 1 to a USB power adapter (sold separately) connected to a power outlet or your computer (powered on). You can also power Stealth 1 using one AA battery per unit.

Controls

Set Button
Battery / Ready LED
Channel LED Display
Micro-USB Port
XLR Output (Receiver) or Input (Transmitter)

Setup and Pairing

Connect the XLR Input of the Transmitter to the output of a microphone, mixer, etc. Keep the volume on the connected device to its minimum settings, if applicable.
Connect the XLR Output of the Receiver to the input of a powered loudspeaker, mixer, etc.
Press and hold the Set button on the Transmitter to power it on.
Press and release the Set button on the Transmitter to cycle through and select one of up to 16 available UHF channels* (0–9 and A–F). The Channel LED Display will light up and display the current channel as you press the button. If this Set button is not pressed for 3 seconds, the display will go dark.
Press and hold the Set button on the Receiver to power it on.
Press and release the Set button on the Receiver to cycle through and select the same UHF channel that has been selected on the Transmitter.
Turn on your input and output devices and adjust the volume to hear the audio signal. If you hear noise in the signal, change to a different channel until a clean signal comes through.
To power the Transmitter and Receiver off, press the Set button so the Channel LED Display turns on, and then press and hold the Set button until the device powers off.
Note: Crosstalk may occur when operating multiple Stealth 1 systems on adjacent channels. If you encounter crosstalk, please adjust your units so they are operating on non-adjacent channels.

Battery / Ready LED

Solid Blue = The receiver/transmitter is successfully paired to another device on the same channel.
Blinking Blue = The receiver/transmitter has been disconnected from another device.
Red = Low power. Connect Stealth 1 to power or replace the battery.
Blinking Red = The receiver/transmitter has low power and has been disconnected from another device.

Technical Specifications

Dimensions (width x depth x height):

RX: 0.87” x 4.0” x 0.9” / 22.0 x 102.5 x 22.9 mm
TX : 0.87” x 4.5” x 0.9” / 22.0 x 114 x 22.9 mm

Weight:

RX: 0.057 lbs. / 26 g
TX: 0.07 lbs. / 32 g

*UHF Channels: 542-566 MHz (US/CA/AU/NZ) 16 channels, 863-865 MHz (EU/UK, 9 channels)

Wireless Range: 100+ feet (30 m) (line of sight)

Battery Type: 1x AA battery per unit

Battery Life: 4+ hours

USB Power: 5V, 150 mA

Safety Instructions

Please note: Alto Professional and inMusic are not responsible for the use of its products or the misuse of this information for any purpose. Alto Professional and inMusic are not responsible for the misuse of its products caused by avoiding compliance with inspection and maintenance procedures.

NOTICE CONCERNING FCC REGULATIONS: You are cautioned that changes or modifications not expressly approved by the part responsible for compliance could void the user’s authority to operate the equipment. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help

RF Warning Statement: The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction. Avoid using this device in a high RF-radiated environment.

This device contains licence-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development (ISED) Canada’s licence- exempt RSS(s). Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device.

ESD/EFT Warning: This unit may contain a microcomputer for signal processing and control functions. In very rare situations, severe interference, noise from an external source, or static electricity may cause it to lock up. In the unlikely event that this should happen, turn off the unit, wait at least five seconds, and then turn it back on again.

Correct Disposal of This Product: This marking indicates that this product should not be disposed with other household wastes throughout the EU. To prevent possible harm to the environment or human health from uncontrolled waste disposal, recycle it responsibly to promote the sustainable reuse of material resources. To return your used device, please use the return and collection systems or contact the retailer where the product was purchased. They can take this product for environmentally safe recycling.

Disposal of Batteries: Never dispose of any types of batteries in fire or near excessive heat or direct sunlight. Overheated batteries can rupture or explode. If you are unsure of how or where to dispose of a battery, refer to your local ordinances for the proper location, method, etc.

Caution: Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type.

General Note on the Declaration of Conformity: We hereby declare that this device is in accordance with the essential requirements of the European Directive 2014/53/EU or 2014/30/EU (LVD: 2014/35/EU; GPSD: 2001/95/EC). The full EU declaration of conformity can be requested at the address shown here or at altoprofessional.com/safety inMusic GmbH, Hans-Günther-Sohl-Str. 4a, 47807 Krefeld, Germany

General Note on the Declaration of Conformity: We hereby declare that this device is in accordance with the UK Legislation as Electromagnetic Compatibility Regulations 2016, Electrical Equipment (Safety) Regulations 2016 or Radio Equipment Regulations 2017. Please note that the applicable regulation differs according to the specification of the product. The full UK declaration of conformity can be provided upon request.
inMusic Europe Limited, GU12 5QE, Hampshire, Great Britain

Alto Professional is a trademark of inMusic Brands, Inc., registered in the U.S. and other countries. The Bluetooth word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by Alto Professional is under license. All other product or company names are trademarks or registered trademarks of their respective owners.