Skytec STM-3020B 4-Channel DJ Mixer

Model: STM-3020B | Product Number: 172.976 | Version: V1.1

Introduction

Dear Customer,

We congratulate you on the purchase of this DJ mixer. You have chosen a product that combines deliberate technical features with an appealing design. Please read this manual carefully and follow the given instructions before and while using your new device.

Safety Precautions

Read all documentation carefully before operating the equipment. Retain this manual for future reference. Follow all instructions printed on the unit for proper operation.

[⚠] Warning: Do not open the cover (or back cover) to reduce the risk of electric shock or fire. There are no user-serviceable parts inside. Refer servicing to qualified service personnel.

[ⓘ] Information: This symbol is used to alert the operator to the presence of important operating instructions and precautions detailed in the documentation manual.

[⚡] Warning: This symbol is used to warn operators that uninsulated dangerous voltages are present within the product's enclosure that may pose a risk of electric shock.

General Warning: To avoid fire or risk of electric shock, do not expose this unit to rain or moisture.

Product Layout and Controls

The STM-3020B mixer features a comprehensive layout for intuitive DJ control.

Control Descriptions:

1. CHANNEL CUE SELECTOR SWITCH: This button allows you to choose which channel you wish to monitor in your headphones by pressing the buttons down.
2. LINE / USB-PHONE INPUT SELECTOR: Selects the input source for channels.
3. USB INPUT: Slot for connecting USB flash drives for MP3 playback.
4. TALKOVER SWITCH: Activates the talkover function, reducing music volume when a microphone is used.
5. MIC VOLUME: Volume control for the microphone input.
6. CHANNEL VOLUME FADER: Adjusts the volume for each selected channel.
7. CROSS-FADER: Allows for smooth crossfading between assigned channels.
8. PHONO LEVEL: Adjusts the input level for phono sources.
9. OUTPUT METER: VU-meter with LEDs indicating the strength of the output signal.
10. MP3 PLAYER: Allows selection of previous/next tracks or volume adjustment via USB. The unit reads .mp3 file formats from the USB flash drive.
11. PHONO OUTPUT: Output for phono signals.
12.-15. LINE / PHONO INPUTS: Connect line-level or phono-level audio sources.
16. MICROPHONE INPUT CONNECTOR: Standard input for connecting a microphone.

Technical Specifications

Specification	Value
Frequency response	20Hz-20kHz
THD	0.02%
Input: Line	150mV/100kΩ
Input: Phono	3mV/50kΩ
Input: Mic	1mV/1kΩ
Output: Master	1.5V/600 Ohms
Headphone output	200mW
Headphone Impedance	8 Ohms
Signal to noise ratio: Line	80dB
Signal to noise ratio: Phono	70dB
Signal to noise ratio: Mic	70dB
Power Supply	12Vac
Weight	1kg

Declaration of Conformity

Manufacturer: TRONIOS BV

Address: Bedrijvenpark Twente 415, 7602 KM – ALMELO, The Netherlands

Contact: +31(0)546589299, +31(0)546589298

Product Number: 172.976

Product Description: STM-3020B 4 Ch USB/SD mixer

Trade Name: SKYTEC

Regulatory Requirement: EN 61558, EN 55013, EN 55020, EN 61000-3-2/-3-3

The product meets the requirements stated in the above mentioned Standards. This certificate does not cover the aspects that may be relevant such as performance and fitness for purpose.

Name: B. Kosters

Title: Controller regulations

	Skytec SPL400 Stereo Power Amplifier - User Manual & Specifications Comprehensive user manual and technical specifications for the Skytec SPL400 stereo power amplifier. Learn about safety instructions, connections, operation, and features.
	Skytec STC-50 Professional Dual USB/SD Player User Manual User manual for the Skytec STC-50, a professional dual USB/SD player. Details features, controls, connections, warranty, and specifications.
	SkyTec TEC 076 Portable DVD Karaoke Sound Set - Instruction Manual User guide for the SkyTec TEC 076 Portable DVD Karaoke Sound Set, detailing features like 70W amplifier, DVD/MP3 playback, VHF and wired microphones, USB/SD support, and system connections.
	SKYTEC Aria Nitrile Foam Grip Safety Gloves - Product Datasheet Detailed product information for SKYTEC Aria Nitrile Foam Grip gloves, featuring 3dmoisturevap breathability, excellent resistance to abrasion, outstanding durability, and superior grip. Includes key features, certifications, suitable industries, applications, product specifications, and ordering details.
	SKYTEC Radius Vented Lightweight Industrial Safety Helmet Discover the SKYTEC Radius Vented, a lightweight industrial safety helmet featuring a unique 'crashbox' impact energy absorption system. This helmet offers superior impact protection with ABS or HDPE shells, vented options, adjustable fit, and accessory compatibility. Certified to ANSI/ISEA Z89.1-2014.
	SKYTEC Oregon Ultra Lightweight Nitrile Coated Gloves - Product Overview Detailed product information for SKYTEC Oregon gloves, featuring an ultra-lightweight design, nitrile knuckle coating, excellent grip in wet and oily conditions, and key certifications.
	Skytec Digit 1 Gloves: Lightweight, Durable, Open Finger PU Palm Discover the Skytec Digit 1 gloves, offering lightweight durability, precise handling with an open finger PU palm, and antimicrobial properties. Ideal for construction, manufacturing, and assembly. View product details and certifications.
	SKYTEC G3 PU Cut Resistant Glove: Durable, Dexterous, and Comfortable Workwear Discover the SKYTEC G3 PU glove, a supple and lightweight cut-resistant work glove with a flexible PU coating. Ideal for handling small components in dry or light oil conditions, it offers excellent abrasion resistance, ventilation, and an antimicrobial finish for comfort and freshness.