Reviews Impedance Matching

Fishman V-200 Classic Series Professional Violin Pickup

Internal battery automatically shuts off when phantom power is applied. Battery not included, and needs to be purchased separately..
Professional and multi-purpose direct injection box for stage and studio applications.
Authentic 4 x 12" speaker emulation by renowned amp designer Jurgen Rath.
Provides impedance and signal matching for the direct connection of instruments to mixers and amplifiers.
Ultra-flat frequency response due to renowned BEHRINGER OT-1 transformer.

2 or 4 channel stereo speaker control, allow conventional amplifier or stereo receiver to drive multiple sets of speakers, without the need for external impedance matching devices.
Ideal for low cost Distributed audio in residential or commercial sound applications.
Individual control of each speaker pair. Impedance constant at 4-16 ohms, 150w(per Channel), 300W max, Cable length: Max 164ft/50m.
Just hooked up to the stereo. No extra power supply needed.
Metal non-slip box, 5in x 3in x 1. 5in (2 way) and 9in x 3in x 1. 5in (4 way).

Buzzer Sounder Alarm-Convenient Control-Buzzer is an electronic sounder with integration structure. It be controlled conveniently..
Buzzer Alert Buzzer-Constitution-Piezoelectric buzzer is mainly made up by multivibrator, piezoelectric buzzer chip, impedance matching unit, resonator and shell..
Sound Buzzer 24vdc-Working Principle-Multivibrator is composed of transistors or integrated circuits. When switched on, multivibrator vibrates and outputs audio signal..
buzzer" Piezo Transducers Electronic Buzzer Alarm Electromagnetic Active Buzzer Continous Beep Continuously Alarm Tone Mini Active Piezo Buzzers Piezo Transducers-Working Principle-Impedance matcher drives piezoelectric buzzer sound. Connected to rated power and the buzzer will sound continuously..
Electronic Buzzer Alarm-Widely Application-This Buzzer is used DC power, it is widely used on computers, printers, photocopiers, alarm, electronic toys, automotive electronic equipment, telephone, timer and other electronic products..

HIGH POWER: The SVC100 is rated at 100 Watts per channel with minimal bass roll-off. It includes front mounted adjustable jumpers to add up to eight pairs of 8 ohm speakers simultaneously..
VOLUME CONTROL: The controls allow you to adjust the volume of a pair of speakers independently of other speakers in a house audio system. They are ideal for both softer and higher volume locations..
IMPEDANCE PROTECTION: This feature of SVC100 assists in stabilizing the ohm load going back to the amp or receiver with parallel connections to avoid overheating and damaging expensive equipment by matching the impedance..
KNOB: Wire a 12-step linear rotary-style knob for a wide range of listening volumes. Includes junction box and screws as well as white, ivory and almond trim plates to match any room decor..
DESIGN: For dedicated audio zones, the décor plates install easily into a wall and work with almost any system. It accepts up to 14 gauge wiring and fits in a standard gang box with a 2.9” depth..

SOUND DISTRIBUTION: This speaker selector allows you to distribute an amplified audio signal to seven zones throughout the house, letting you choose between two music sources in each designated zone..
POWER: Since this ATM-7 is a passive device with no built-in impedance protection, we recommend using our impedance matching in-wall volume controls so that the load doesn’t affect your amp in a negative way..
DESIGN: Multi-Zone Enable (2 In Working Mode), Zone In/Out Select, Dual Music Source A or B (2 In Mode) or output channels (7 In mode) located on the front, Master-Slave switch when connecting 2 ATM7 in parallel on the back..
FEATURES: Perfect for your stereo needs, an IR Remote Controlled Front Panel Status LEDs for Power, Multi-zone, Master/Slave, Zone In/Out Select, In/Out Mode and Zone Out/In Selector and can be mounted/controlled in remote location..
IR REMOTE: The ATM7 includes an IR remote control that has backup memory function and a 10-meter remote operating distance. Easily program the remote control of any of your favorite universal remote controls with the provided code..

Color-matching for iPod Nano 5th Generation.
3 Pairs of Soft Earpads Included (S/M/L), 1 Year Limited Warranty, Parts and Labor.
Ergo-Fit Design for Ultimate Comfort and Fit,3.5 mm plug.

【DIY Anteena Tuner Kit】This kit welding comes with standing instructions,used to make transceiver and antenna effective match to meet your....
【Q9 Type Interface】Q9 type interface (such as the need to own M-type interface), using T-topology networks, shortwave 1-30MHz. Can withstand the....
【Tuning Matching Range】The antenna impedance matching range is about 30 - 300 ohms, Can be very convenient for QRP communication, to ensure high....
【Purchase Note】This kit is not a ready product but need welding and install by yourself, i believe that you to fully enjoy the fun of DIY..

OUTDOOR: The OVC100 is weatherproof, ideal for outdoor decks, patios, and pool areas. It can withstand extreme temperatures and unknown outdoor conditions like rain, snow and heat..
VOLUME CONTROL: The knob allows you to adjust the volume up and down. It doesn’t add more volume than the master volume level on your amplifier or receiver..
PROTECTION: This feature of OVC100 includes an easy access impedance matching switch to stabilize the ohm load and avoid overheating or damage to the amplifier, receiver and other equipment..
POWER: Included in the volume control is 100 Watts of optimized sound quality with minimal bass roll-off. The system can control up to eight pairs of stereo speakers simultaneously around the home..
DESIGN: The speaker wire inserts use lock slips and are detachable allowing you to connect with ease to your speakers. It includes a metal mounting plate to place on a wall with matching plastic..