Reviews Impedance

Shure A85F Transformer; Low Z, Female XLR to High Z 1/4-Inch Phone Plug

  • Low- to high-impedance microphone-matching transformer.
  • It has balanced female XLR and unbalanced high impedance male 1/4" phone plug connectors.
  • Used to connect a balanced low-impedance microphone output to an unbalanced high impedance input on a mixer or recorder..
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Wirenest GA Twin Plug to Airbus XLR Headset Adapter

  • Connect General Aviation (GA) Twin Plug headset to Airbus 5 pin XLR.
  • .206" and .25" jacks to female 5 pin XLR.
  • This cable IS NOT IMPEDANCE MATCHING! Not for connecting low impedance military headset to high impedance intercom..
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Aviation Headset GA Dual Plugs to Airbus 5 Pin XLR Headset Adapter

  • Connect General Aviation (GA) Dual Plugs Headset to Airbus 5 pin XLR.
  • Dual GA Plugs (3/16" Mic plug ( PJ-068) and 1/4" (PJ-055) Speaker plug ).
  • This cable does not convert impedance! It is not for connecting low impedance military headset to high impedance intercom..
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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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Livewire SPDI Passive Direct Box with Attenuation Pad

  • Livewire SPDI Passive Direct Box with Attenuation Pad.
  • The SPDI passive direct box from Live Wire Solutions features a 1/4" high impedance instrument input and output plus balanced and floating low-impedance XLR output that ignores +48V phantom power..
  • Variable attenuation provides maximum input flexibility, while Lift mode severs ground connection between the input and the XLR output..
  • GND mode leaves ground connection intact between input and XLR output..
  • 1/4" high impedance input and throughput Balanced XLR output.
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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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Sennheiser HD1 Wireless Headphones with Active Noise Cancellation - Black (Discontinued by Manufacturer)

  • Closed back, around-ear design featuring Bluetooth 4.0 technology and immediate pairing to smart devices using NFC connectivity for wireless freedom. Connectivity Technology: Wireless.
  • NoiseGard hybrid active noise cancellation blocks ambient noise using 4 microphones for ultimate isolation to dramatically improve sound quality in noisy environments.
  • Sensitivity as per 121 TR 9-5:- 44 dB V/Pa , impedance: 18 Ω. 22 hour battery life with both Bluetooth and Noise Gard activated to insure performance during long commutes or plane flights.
  • Charging time : Approx. 3 hrs. Supported Profiles : A2DP + AVRCP + HSP + HFP. Impedance : Passive: 28 Ω. Impedance : Active: 480 Ω.
  • Technology uses 2 built-in microphones working seamlessly to improve voice quality and remove external noise during phone calls.2 year global warranty when purchased from an authorized Sennheiser dealer.
  • Its especially low profile was optimized for the use on mobile devices.Fitted with jack plugs on both ends, the cable is completely detachable and can be replaced if necessary..
  • Frequency Response - 16 Hz – 22000 Hz , Impedance - passive: 28 ohm, active: 480 ohm.
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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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Monoprice 8 Zone Single Input Speaker Distribution Hub Connect Up to 8 Pairs of Speakers to A Single Amplifier or Receiver Black 138161

  • Designed to connect up to eight pairs of speakers to a single amplifier or receiver..
  • Uses removable terminal blocks for easy connection for the speaker wires..
  • Note that this speaker selector does not include impedance matching circuitry..
  • The use of impedance matching volume controls are highly recommended to prevent damage to the amplifier caused by low impedance loads..
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BNC RG-59/U Cable 10Ft- BNC Male to Male Extension Connector Adapter RF Professional RG-59/U Grade Coaxial Wire Cord Cable Jack Plug for Video Security Camera CCTV Systems, Oscilloscope (10Ft)

  • RG-59/U is a specific type of coaxial cable, often used for low-power video and RF signal connections. The cable has a characteristic impedance of 75 ohms, and a capacitance of around 20pF/ft (60pF/m). The 75 ohm impedance matches a dipole antenna in free space.
  • True 75-ohm (rgb-59/U) Coax for accurate video and RF signal transfer.
  • Oxygen-free copper (OFC) conductor for enhanced signal clarity.
  • RG-59/U is a specific type of coaxial cable, often used for low-power video and RF signal connections. The cable has a characteristic impedance of 75 ohms, and a capacitance of around 20pF/ft (60pF/m). The 75 ohm impedance matches a dipole antenna in free space True 75-ohm (rgb-59/U) Coax for accurate video and RF signal transfer Oxygen-free copper (OFC) conductor for enhanced signal clarity Delivers high performance and versatile video for your AV audio video device equipment.
  • Low profile metallic connectors ensure a secure connection and increase durability.
  • Heavy shielding protects the transmission data against electromagnetic interference (EMI) and radio frequency interference (RFI).
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Sony SSCS5 3-Way 3-Driver Bookshelf Speaker System (Pair) - Black & STRDH190 2-ch Home Stereo Receiver with Phono Inputs & Bluetooth

  • Product 1: 3-way, 3-speaker bass-reflex system, 5-1/4 inches Foamed-Mica Cellular Reinforced Woofer, 1 inch Polyester Main Tweeter.
  • Product 1: 3/4 inches Sony Super Tweeter for immersive sound staging, Sound Reproduction to 50kHz (for High Resolution Audio), 6 ohm Speaker Impedance.
  • Product 1: Optimized Crossover componentry for a clear audio path, 100 W Maximum Input Power.Front Speaker Input terminal:Screw type.
  • Product 1: Front Speaker Rated Impedance: 6 ohms.
  • Product 2: Amplify and enjoy your home audio experience in the comfort of your home.
  • Product 2: 100 watts x 2 (8 ohms, 1 Kilo Hertz). Speaker impedance - 6–16 ohms.
  • Product 2: Phono input, 4 stereo RCA audio inputs, 3.5 millimeter input, stereo RCA output.
  • Product 2: Built in Bluetooth lets you wirelessly stream your favorite music service, podcasts, and more from other Bluetooth devices..
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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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WenkeDigi IR Infrared Over HDMI Remote Control Repeater kit Work with A/V equipments Out of Sight Like TV DVD Sky Set-top Box air Conditioner Including CEC HDMI adapters

  • Technical Information-Impedance-470 Ohm: Interfaces/Ports-Ports-1 x Output, 4 x Input:.
  • Connects 4 emitter ports and power supply to all Xantech IR receivers and keypads.
  • 4 parallel emitter ports with 470W resistors drive 4 single or 4 dual emitters quick-connect stereo mini jack for Xantech infrared receivers that use....
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