Reviews Impedance Control

MALLORY SC628D TRANSDUCER, PIEZO, 1.9KHZ, 75DBA, 28VDC

  • Buzzer Sounder Electric-Composition -- Mainly made up by multivibrator, piezoelectric buzzer chip, impedance matching unit, resonator and shell..
  • Buzzer Alarm Buzzer-Multivibrator -- Multivibrator vibrates and outputs audio signal..
  • Alert Buzzer Sound-Impedance Matcher -- Impedance matcher drives piezoelectric buzzer sound..
  • Buzzer 12 volt-Sound Continuously -- Connected to rated power and the buzzer will sound continuously..
  • buzzer Active Piezo-Easy to Control -- Can be controlled conveniently..
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JBL VMA1120 Commercial/Restaurant 70v Bluetooth Mixer/Amplifier+6 Wall Speakers

  • ...ss: 14 dB @ 50 Hz. Treble: 14 dB @ 10 kHz.
  • Input Sensitivity: Mic Input: 5.5 mVrms Line Input: 1.3 Vrms RCA Input (Stereo In): 130 mVrms. Mic Input: 5.5 mVrms. Line Input: 1.3 Vrms. RCA Input (Stereo In): 130 mVrms. Frequency Response: Measured at 2.83 Vrms into rated load impedance at any output 4/8 Ohms Output: 20 Hz to 20 kHz, 2 dB 70 V/100 V Outputs: 80 Hz to 15 kHz 3 dB. 4/8 Ohms Output: 20 Hz to 20 kHz, 2 dB. 70 V/100 V Outputs: 80 Hz to 15 kHz 3 dB. Total Harmonic Distortion (THD): Power Amp Output:.
  • Signal to Noise Ratio: >76 dB. Input Impedance: Mic: 400 Ohms Line: 20k Ohms RCA: 50k Ohms. Mic: 400 Ohms. Line: 20k Ohms. RCA: 50k Ohms. Phantom Power: 27 VDC. Crosstalk: -70 dB. Nominal Input Voltages: Nominal AC Line Voltages: 100, 120, 220, 220 to 240 VAC, 50/60 Hz. Minimum Load Impedance: Low Impedance Output: 4 Ohms 70 V Output: 40 Ohms 100 V Output: 80 Ohms. Low Impedance Output: 4 Ohms. 70 V Output: 40 Ohms. 100 V Output: 80 Ohms. Operating Temperature: 32F to 95F. Humidity: 95% RH.
  • Storage Temperature: -4F to 185F. Product Dimensions (W x D x H): 17" x 16.3" x 3.5" inches. Product Weight: 20.2 ....
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Rockville BLUAMP 150 Home Stereo Bluetooth Amplifier Receiver Optical/Phono/RCA

  • ...in Cooling Fan. Built-in Pre-Amplifier with low distortion. Class D circuit with great sound quality. Solid metal construction with brushed aluminum front panel. Multi function volume knob . LCD Display / Touch Buttons. Frequency Response (±3dB): 50 Hz- 20 KHz..
  • AUX Input Impedance: 10k Ohms. AUX Input Sensitivity: 300mV. Phono input impedance: 47K. Phono input sensitivity: 20mV. Output Impedance: 4-8 ohm. Total Harmonic Distortion(THD): ≤0.5%. Signal-to-Noise Ratio(S/N): ≥78dBA. USB: Supports WAV/MP3/WMA. 110-220V.
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Niles WVC100E Weatherproof Stereo Volume Control with Selectable Impedance Magnification

  • Niles WVC100E weatherproof stereo volume control with selectable impedance magnification.
  • Power handling: 100 watts per Channel RMS.
  • Selectable impedance magnifying: 1x, 2x, 4x, 8x.
  • Removable Screwless connectors accommodate up to 14-gauge wire.
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On-Q AU0100WHLAV1 Impedance Matching Volume Control, White/Light Almond

  • IN-WALL SPEAKER: The On-Q Speaker Level / Impedance Matching Volume Control occupies a single gang of an electrical box and is offered in white, and light almond in an attractive decorator style..
  • VOLUME CONTROL: These volume controls enable more pairs of speakers to be connected to an amplifier than the amplifier could normally accommodate (due to impedance matching ability).
  • SPEAKER DIMENSIONS: The in-wall speaker comes with dimensions 5. 1” (H) x 4. 3” (W) x 3. 2” (D).
  • AVAILABLE COLOR: The Legrand in-wall speaker available in two different color white and light almond - both included in the package.
  • : The Legrand in-wall speaker comes with one year lifetime.
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JOYO JF-312 Pipebomb Electric Guitar Single Effect Mini Pedal

  • Output volume control Compressor Sensitivity Adjustment Mixing ratio for original signal and compressor signal Attack response time adjustment.
  • True Bypass Input Impedance:1M Output Impedance:10K Running Current 10mA Power: DC 9V adapter (negative polarity) Dimensions 73(L) * 43(W)* 50(H)mm.
  • JF-312 Pipe bomb ( Compressor), NEW mini Guitar effects pedals from JOYO..
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Juried Engineering CD4016BE CD4016 4016 100-pA 20-V 1 1 SPST 4-Channel Analog Switch Breadboard-Friendly IC DIP-14 Pack of 10

  • Example Applications: Analog signal switching/multiplexing: Signal gating, Squelch control, Chopper, Modulator, Demodulator, Commutating switch, Digital signal switching/multiplexing, CMOS logic implementation, Analog-to-digital & digital-to-analog conversion, Digital control of frequency, impedance, phase, and analog-signal gain.
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Juried Engineering CD4016BE CD4016 4016 100-pA 20-V 1 1 SPST 4-Channel Analog Switch Breadboard-Friendly IC DIP-14 Pack of 20

  • Example Applications: Analog signal switching/multiplexing: Signal gating, Squelch control, Chopper, Modulator, Demodulator, Commutating switch, Digital signal switching/multiplexing, CMOS logic implementation, Analog-to-digital & digital-to-analog conversion, Digital control of frequency, impedance, phase, and analog-signal gain.
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Juried Engineering CD4016BE CD4016 4016 100-pA 20-V 1 1 SPST 4-Channel Analog Switch Breadboard-Friendly IC DIP-14 Pack of 5

  • Example Applications: Analog signal switching/multiplexing: Signal gating, Squelch control, Chopper, Modulator, Demodulator, Commutating switch, Digital signal switching/multiplexing, CMOS logic implementation, Analog-to-digital & digital-to-analog conversion, Digital control of frequency, impedance, phase, and analog-signal gain.
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Rockville REQ231 Dual 31 Band 1/3 Octave Graphic Equalizer with Sub-Output, Grey

  • Rockville REQ231 Dual 31 Band 1/3 Octave Graphic Equalizer With Sub-Output. Dual channel (31 bands per channel). Variable stage low and high cut filters..
  • 1/3 octave filter sets (ISO centers). 20 Hz to 20 kHz effective equalization range. Constant Q filters. Selectable 6dB or 12dB cut or boost range. Output level LEDs (-10 to +17 dB)..
  • Bypass switch with status LED. Balanced XLR input/output. Subwoofer out. Channels: 2 (stereo). Connectors: XLR balanced inputs and outputs. Bands: 31 per channel..
  • Frequency Centers: 20 Hz, 25 Hz, 31.5 Hz, 40 Hz, 50 Hz, 63 Hz, 80 Hz, 100 Hz, 125 Hz, 160 Hz, 200 Hz, 250 Hz, 315 Hz, 400 Hz, 500 Hz, 630 Hz, 800 Hz, 1 kHz, 1.25 kHz, 1.5 kHz, 2 kHz, 2.5 kHz.
  • Control Range: Selectable +/-12dB 0r +/-6dB. Input Impedance: 50k ohms. Output Impedance: 600 ohms. Maximum Output Level: +21dBLevel Control: +/- 10 dB. Signal to Noise: 003e93 dB. Distortion: 0.005%..
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AudioPipe XV-BXP-SUB 15V Car Audio System Digital Sound Equalizer Epicenter Enhancer Restoration Signal Processor Bass Booster w/ Remote Knob, Black

  • SIGNAL PROCESSOR BASS BOOSTER: XV-BXP-SUB digital bass booster helps you control the amount of bass in your sound system for maximum music enjoyment.
  • DASH-MOUNTED KNOB: Dash-mount bass knob allows you to fine-tune your low notes.
  • POWER REQUIREMENTS: 15-volt RMS max with 13.5-volt peak output max.
  • High headroom pulse width modulated (PWM) power supply.
  • FREQUENCY RESPONSE & IMPEDANCE: 10K-ohm input impedance and 150-ohm output impedance.
  • 0 hertz to 100-kilohertz frequency response.
  • NOISE SPECIFICATIONS: Total harmonic distortion is 0.003 percent.
  • Balanced input noise rejection: less than 60 decibels.
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Fanmusic Topping L70 Full Balanced NFCA Headphone Amplifier 4Pin XLR/4.4 Balanced/6.35mm SE Output Amp with Remote Control (Black)

  • ...ested Feedback Composite Amplifier) module with A90. Voltage current hybrid feedback architecture along with UHGF (Ultra High Gain Feedback) technology provide excellent DC and AC performance, ultra-low THD+N and absurdly high dynamic range of 146dB. Even more, high output current drive capability, ultra-low output impedance and the ultra-low noise of 0.3uV which is miles ahead of the competition provide sufficient guarantee for driving headphones with various characteristics, sO that high-fidelity music can be vividly performed on different headphones..
  • 4-Pin-XL R/4. 4mm balanced/6. 35mm SE: The L70 is compatible with common headphone jacks including: 4-pin XLR balanced, 4.4mm balanced, 6.35mm single ended, and 3.5mm single- ended. The built- in fully balanced amplifier circuit can not only fit well with balanced headphones, but also have perfect performance with single -ended headphones..
  • Compatible with almost all kinds of headphones: L70's output has high output voltage, high output current, low noise, low output impedance, sO no headphones that can't be dealt with. High output voltage can easily drive high impedance headphones.
  • High output current allows low-sensitivity headphones to obtain enough power.
  • Low noise allows high- sensitivity IEMs to ....
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Pyle PCA1.5 2x15 Watt Stereo Power Amplifier - Compact Mini 2-Channel Portable Home Audio Speaker Receiver Box for Amplified Speakers Sound System with RCA Cable L/R Input for CD Player, Tuner, MP3

  • 2x15 WATT PEAK POWER: The Pyle Dual Channel Mini Audio Amplifier is perfect for your home theater acoustic sound system. Gives you 2x15 watts peak power which can be used for multi speakers at 4 ohms impedance, enjoy high quality music and movies.
  • MASTER VOLUME CONTROL: The improved compact bookshelf speaker sound amplifier features crisp and responsive buttons for the power switch. It also features rotary knob control for the master volume adjustment. Runs on 110 or 220 V.
  • MULTIPLE SOURCES: This personal portable digital amp box lets you connect external audio sources such as tuner, CD player, tape deck, camcorder and VCR to the RCA L/R cable input and enjoy enhanced amplified acoustic audio reproduction.
  • PUSH TYPE SPEAKER TERMINAL: It lets you easily connect speaker wires directly to the amplifier. The speaker impedance ranges from 4 to 8 Ohms for the general stereo output. The total speaker impedance must be at least 4-Ohm per channel at stereo mode.
  • COMPACT SIZE: The professional integrated stereo receiver features a mini compact size and measures 5.61” W x 2.17” H x 4.21” D, easy to bring anywhere it is needed. Can be used for indoor home and outdoor sound system applications.
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