Impedance
List impedance
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Qr code link to this post i am selling a nice working fluke 845ar high impedance voltmeter null detectorit is made in usai have had this for quite some time in storage and have not used iti live in guelph
$ 170
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Kenwood jl--way tower speakers x2 maximum input power: 140w impedance: 8ohms made in canada kenwood crs-15 center speaker maximum input: 100w impedance: 8ohms kenwood crs-15 rear speakers x2 maximum input power: 40w impedance: 8ohms
$ 300
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Features dynamic cardioid pickup pattern low impedance on/off switch specifications type: dynamic element: moving coil dynamic frequency response: 80hz - 12khz sensitivity: -70db impedance: 600 ohms s/n: 50+ db max spl: 125db connection: xlr-mthis low impedance, dynamic cardioid microphone features popular styling, an on/off switch and is suitable for a wide range of musical and vocal applicationsthe apex950 provides good quality at an unbeatable price
$ 20
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4 db total harmonic distortion input impedance single ended: 100 kohms balanced: 200 kohms cast: 70 ohms input sensitivity single ended or balanced: 304 ma rms output power 400 w rms at 8 ohms both channels driven 800 w rms at 4 ohms both channels drivenoutput voltage 160 v peak-to-peak 57 v rms output current 37 a peak slew rate 100 v/µs output impedance    damping factor (referred to 8 ohms) >145 at 20 hz, referred to 8 ohms > hz to 20 khz, referred to 8 ohms transformers two va (va total) for audio circuitry one 10 va for digital control circuitry power supply capacitance µf power consumption standby: 2 w (high-current standby: 260w idle: 390 w maximum: w heat output stand-by: 7 btu/hr inputs 2 single-ended via rca connector 2 balanced via xlr connector 2 cast via 4-pin bayonet connector outputs 2 pairs krell binding posts dimensions in(high-current standby: 890 btu/hrkrell evo 402e power amplifier specifications: frequency response 20 hz to 20 khz + db signal-to-noise ratio >108 db, wideband,unweighted, referred to full power output >118 db, "a"-weighted gain 25maximum: btu/hr04 v rms cast: 3d 438 mm w x 248 mm h x 560 mm d
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10k ohms speaker impedancegreater than 5 input impedancealpine v12 expert mrv- specs rms power (at 12v, 20hz—20khz) per channel into 4 ohms150w x % thd) per channel into 2 ohms4 or 2 ohms(stereo), 4 ohms (bridged) dividing network200mv to 4v slew factorv dc best (reasonable) offer gets it was used to power 2 12 inch alpine type r subs call/text thank you for looking:)50hz—200hz q factor (bandwidth)3% thd) bridged 4 ohms4v, 20hz—20khz) per channel into 4 ohms10hz—50khz(+0,-1db) signal to noise (s/n)12db power requirements110 dba (referenced to rated power) input sensitivity (for rated power)50hz—200hz hp/lp(12db/octave) equalizer center frequencies10 — 1 boost and cut range225w x % thd) per channel into 2 ohms3% thd) frequency response3% thd) rms power (at 14
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5 x 483 x 152 • weight: 575 x 19 x 6 • dimensions: (hxwxd mm) 44new this goes for $190 so its a bargain, great working condition with additional cables and adaptorsfeatures: • six independent high-power headphone amplifier channels • dual function balance/mix control per channel • front panel stereo aux input for each channel • multiple monitoring settings per channel • individual output level control per channel • precision four segment led metering per channel • master volume control w/ eight segment led metering • front panel direct in jack • one front and two rear mounted headphone jacks per channel • connects and drives up to 18 headphones simultaneously • xlr and 1/4" main inputs and outputs • parallel main outputs for multiple unit use specifications: • input connections: xlr-f balanced (2),-inch balanced (9) • output connections: xlr-m balanced (2),-inch balanced (2),-inch stereo headphone (18) • input impedance: 40k ohms main,10k ohms direct,15k ohms aux in • output impedance: • maximum input level: +21dbu (all inputs) • maximum output level: 150mw (600 ohm headphones)500mw (32 ohm headphones)150mw (8 ohm headphones) • maximum gain: 22db • signal to noise ratio: >90db typical • thd: • dynamic range: >101db typical • cmrr: >40db • phase shift: • power requirements: 120vac / hz, or 230vac / 50 hz, 15 watts • dimensions: (hxwxd inch) 1
$ 50
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83 v/m - impedance: 6 ohms - dimensions (w x h x d): 186 x 310 x 177mm - weight: 4 kg/unit nc-c120 - high sensitivity (88db/2nc-90 - main channel woofer: 13cm pmd lf cone - woofer with catenary curve shape - tweeter: 3cm silk dome tweeter - magnetic shielding gold-plated 2-way binding-post speaker terminals - input power (max/nominal): 200 w/60 w - frequency response: hz - sensitivity: 89 db/283v/m) and wide dynamic range for contemporary a/v sources - dual 10cm pmd cone woofers with catenary curve shape and 3cm silk dome tweeter - magnetic shielding gold-plated banana-plug compatible speaker terminals - bi-wiring connection capability - input power (max/nominal): 200 w/60 w - frequency response: hz - sensitivity: 88 db/2in good condition and still sound very goodi'm only selling a i'm upgrading to towerstwo nc-90 bookshelf speakers with ikea concrete stands and nc-c120 centre channel83 v/m - impedance: 6 ohms - dimensions (w x h x d): 480 x 140 x 171mm - weight: 5
$ 80
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===51 lbs of power-250 watts-loved & recommended by audiophiles=== - look & sound like new-come listen before you buy!!! - manufactured by audio products international (which also makes mirage and energy) detachable grilles frequency response hz nominal impedance 8 ohm sensitivity 93 db crossover frequency hz magnetic shield nominal (rms) output power 250 watt frequency response 35 hz input impedance 8 ohm crossover channel qty 2-way driver type tweeter driver, woofer driver driver qty 1, 2 driver diameter 1 m, 8 m driver diameter (metric) 203 mm, 25 mm driver material teteron, injection molded polypropylene width 95 in weight lbs
$ 400
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1 digital surround sound custom crossover circuitry - digitally-mastered sound - front center surround output power 5x200 watts each - subwoofer output power 500 watts - complete 6-piece surround sound - mp3, mp4 and hdtv compatible - speaker: 80hz-20hz + 3db frequencey response, 88db/1 watt/1 meter sensitivity and 4-8 ohms nominal impedance - 10" sub with 35hz-200khz + 3db frequency response, 90db/1 watt/1 meter sensitivity and 8ohms nominal impedance1 hd home theatre surround sound system - $ msrp - watts total system power - 5brand new in sealed boxes ikon 4k ik-900 projector - $ msrp - led lamp - 4k - 3d - ful 16ikon is72 digital projector self lock screen7 million colours - brightness uniformity > 97% of total screen - lumens - widescreen and standard resolutions - 3d optimized light engine - advanced picture in picture with digital video - noise reduction - 25db ultra quiet fan - advanced manual zoom - source & pip processing through pc or mac - 250 watt ultra bright lamp - color temperature k - lamps power: 250w / hours - contrast ratio - max vertical shift from -% - keystone: +/- 15 degree - lens type: manual focus - full featured remote control - advanced projector noise reduction in 5bmi - 1xaudio in - 1x vga - 2x hdmi - 2x usb 5
$ 400
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High impedance input to low impedance outputthe sound of passive with the advantages of an active systemit is a built-in intelligent battery power management and voltage distribution systemit is designed to faithfully carry and reproduce the true and uncolored output signal of your existing passive pickups, fully retaining their tonal integrity, signal dynamics and frequency response, enhancing the subtle nuances and dimensional expressiveness of the instruments and players personalitygreatly optimized battery efficiencysmall, compact designtrue fidelity, pure toneit is a line drivertotal signal integrity even with long cable runs and dedicated fx chainsone dedicated (double voltage=18 v) power output for additional active electronics available: the delano sonar xpure can power your existing onboard eq with 18v dc from a single 9v battery„passive“ systemsdelano sonar xpure 1 or 2 pickup buffer/preamp the sonar xpure is a member of our highly acclaimed sonar series of active on-board bass electronics, effectively bridging the gap between „active“ vsinternal voltage conversion (9v to 18v), for greatly extended headroomplease examine photos as part of the descriptionso what is the delano sonar xpure and how does it work? it is a bufferposted on other sites south county, lindbergh & baptist church road cash & carry message privately or text no calls it only texts, so you'll get no answerit is a preamp, capable of boosting your signal level up to +20 dbincredible signal dynamics
$ 80
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& canadian amateur bands; electrical laws and circuits; waveforms; frequency and wavelength (frequency spectrum); resistance (ohm’s law); series and parallel resistance; power and energy; capacitance; inductance; inductance in series and parallel; time constants; alternating currents; capacitive reactance; inductive reactance; reactive power; impedance: transformers for audio frequencies; the decibel;  radio-frequency circuits; resonance in series and parallel circuits; impedance matching circuits; filters; piezoelectric crystals; combining ac & dc; resonant lines; modulation; heterodyning and beats; vacuum-tube principles: oscillators; clipping circuits; uhf and microwave tubes; semiconductor devices; digital-logic ic families; power supply theory and practice; hf transmitting; vhf and uhf transmitting; receiving systems; vhf and uhf receiving techniques; mobile and portable/emergency equipment and practices; code transmission: amplitude modulation and double-sideband phone; single-sideband transmission; frequency modulation and repeaters; specialized communications systems; interference with other services; test equipment and measurements; construction practices and data tables; wave propagation; transmission lines; hf antennas; vhf and uhf antennas; assembling a station; operating a station; vacuum tubes and semiconductors (data); abbreviations used in text and drawings354 amplitude modulation and double-sideband phone…77 power supply theory and practice…313 code transmission…553 transmission lines…640 vacuum tubes and semiconductors…460 interference with other services…539 wave-propogation…225 vhf and uhf receiving techniques…391 frequency modulation and repeaters…617 assembling a station…633 operating a station…7 electrical laws and circuits…50 semiconductor devices…432 specialized communications systems…128 vhf and uhf transmitting…v1 index paperback 656 pages482 test equipment and measurements…6 amateur radio…101 hf transmitting…284 mobile and portable/emergency equipment practices…370 single-sideband transmission…578 vhf and uhf antennas…502 construction practices and data tables…561 hf antennas…15 vacuum-tube principles…contents by chapter (in brief) the amateur’s code…local pick-up preferred (please call first), but will ship at the buyer’s expense kingston – books 15 – img_ illustrated; charts; tables; graphs; smaple schematics; the u189 receiving systems…
$ 15
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impedance 8ohm nominalquestion please e-mail me at  and phone numberfrenquence response 39hz - 20khzpower 150 rwms / 300w peak2 mtx audio thunder pro speakerssize 16" wide 13" deep 25" high
$ 100
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2 bose black speakers size 15 inches long x 9 1/2 high compatible with receivers, amplifiers w/ channel impedance 8 ohms ipower rating 60w/ch
$ 40
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The precise amount of power depends on the exact impedance of the headphone in use and the number of headphones connected to the unitthe mh 4 is capable of delivering up to 200 milliwatts into headphones with rated impedances between ohmsthis level is above the threshold of pain and is suitable for most peopleunder most conditions, the mh 4 produces sound pressure levels in excess of 120 db5 cm) Â weight: 6lbs (2
$ 89
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Power rating 150 watts rms - 300 watts peak  vented  nominal impedance 16 ohms - 8 ohms/pair or 4 ohms all four  frequency range 55hz-5khz  magnet weight 50 ounce  voice coil 25"  heavy duty paper cone  speaker weight 101 lbs  great for live music or subwoofers  like new condition  to much power for where i live  $150 for all
$ 150
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Power rating 150 watts rms - 300 watts peak  vented  nominal impedance 16 ohms - 8 ohms/pair or 4 ohms four speakers  frequency range 55hz-5khz  magnet weight 50 ounce - vented  voice coil 25"  heavy duty paper cone  speaker weight 101 lbs to much power for where i live recently ordered - like new condition - cost me over $ each - $100 four speakers
$ 30
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Two speakers called the amazing alpha3kg) electrical: * nominal impedance: 6 ohms * recommended amplifier power range: watts per channelmade by psb a canadian companydimensions: * cabinet size (hxwxd, approximate) = 12⅝ inches x 7¾ inches x 9½ inches * weight (each) = 9
$ 90
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• signal-to-noise ratio (db): cd: 120 db • frequency response: cd: hz • audio format(s) supported: mp3/wma/wav/aac/flac files1 • station preset(s): 18 fm / 12 am • tuner type: digital clarity tuner with rds • band: am / fm • cd text display: cd/mp3/wma data displayed • dimmer adjust: selectable auto adjust or manual on/off • on-screen clock: 12h • key illumination: switchable red/blue • pre out: (2) front and rear/sub selectable • detachable panel: detachable face location: dieppe, nasking: $80 firmspecifications: • single din receiver • usb: front, 1a output • aux-in: front • bluetooth • preout voltage: 2 volt • preout impedance: 220 ohms • wow and flutter: below measurable limit • preout voltage: 2 volt • s/n ratio: audio power: cea s/n 80 dba • equalizer: eq band eq with +/- 6 db adjustment at 32 hz, 63 hz, 125 hz, 250 hz, 500 hz, hz, hz, 4 khz, 8 khz and 16 khzsony mexnbt with bluetooth/usb & aux-in condition: new functionality: 100% reason for selling: sold the car with the original stereo/radio
$ 80
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Asking: $70 firm• signal-to-noise ratio (db): cd: 120 db • frequency response: cd: hz • audio format(s) supported: mp3/wma/wav/aac/flac files1 • station preset(s): 18 fm / 12 am • tuner type: digital clarity tuner with rds • band: am / fm • cd text display: cd/mp3/wma data displayed • dimmer adjust: selectable auto adjust or manual on/off • on-screen clock: 12h • key illumination: switchable red/blue • pre out: (2) front and rear/sub selectable • detachable panel: detachable face location: dieppe, nsony mexnbt with bluetooth/usb & aux-in condition: new functionality: 100% included: deck, wiring harness, install dock with bezel reason for selling: sold the car with the original stereo/radiospecifications: • single din receiver • usb: front, 1a output • aux-in: front • bluetooth • preout voltage: 2 volt • preout impedance: 220 ohms • wow and flutter: below measurable limit • preout voltage: 2 volt • s/n ratio: audio power: cea s/n 80 dba • equalizer: eq band eq with +/- 6 db adjustment at 32 hz, 63 hz, 125 hz, 250 hz, 500 hz, hz, hz, 4 khz, 8 khz and 16 khz
$ 70
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Pick up in glenrosa!7kg accessories: remote control this is an excellent unit with speakers and standsexcellent condition, this device works greatsony str-de445 fm am stereo receiver surround sound amplifier dolby digital dts / two speakers with stands fm stereo / fm-am receiver () specifications tuning range: fm, mw power output: 80 watts per channel into 8ω (stereo) surround output: 80w (front), 80w (center), 80w (rear) frequency response: 10hz to 50khz total harmonic distortion: 009% input sensitivity: 250mv (line) signal to noise ratio: 96db (line) output: 250mv (line) speaker load impedance: 4ω (minimum) digital inputs: coaxial, optical video connections: composite dimensions: 430 x 303 x 157mm weight: 7
$ 200
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Com/products/mtx-road-thunder-rt251d-car-amplifier/specs/ max output power / channel qty 125 watts x 1 continuous power / channel qty 100 watts x 1 frequency response hz signal-to-noise ratio 100 db amplifier output 1-channel high level inputs yes amplifier output details output power / channel 100 watt, 200 watt output impedance / channel 2 ohm, 4 ohm total harmonic distortion (thd) % supply voltage 144v dc channel qty 1, 1 obospecs: https://www
$ 125
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For sale kenwood m1 basic amp and c1 basic preamp in great condition$ thanks for lookingpower output: 105 watts per channel into 8ω (stereo) frequency response: 1hz to 300khz total harmonic distortion: % damping factor: input sensitivity: 1v signal to noise ratio: 120db speaker load impedance: 4ω to 16ω dimensions: 440 x 112 x 324mm weight: 9
$ 200
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Frequency responce: hzsensitivity: 55db at 1khzadaptor plug: 6directivity: uni-directionaloutput impedance: 600 ohmstype: dynamic microphonemicrophone cable lenght: 3m (9ideal for karaoke,clear sound performanceuni-directional with on / off switch
$ 10
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5" polypropylene, high excursion woofereach finish: black high gloss piano lacquer retail for $600 usd a pair 2 - pairs available condition - immaculate $185/pair firmnht sb3 bookshelf speaker - pair $185/pair firm 2 pairs availible & efficient high powered subwoofer system type: 2-way acoustic suspension power input: w rms drivers: 1" fluid cooled neodymium magnet structure tweeter with nht's proprietary aluminum heat sink4khz impedance: 8 ohms nominal inputs: 5-way binding posts recommended amplifier power: minimum 15 watts/ch maximum 175 watts/ch dimensions: 13"h x 8"w x 10"d weight: 16 lbsmagnetically shielded: yes frequency response: 39hz- 22khz +/- 3db crossover frequency: 2
$ 185
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5mv (mm), 150mv (line) signal to noise ratio: 74db (mm), 90db (line) output: 150mv (line) speaker load impedance: 8ω to 16ω dimensions: 430 x 105 x 305mmspecifications tuning range: fm, mw power output: 20 watts per channel into 8ω (stereo) frequency response: 10hz to 50khz total harmonic distortion: 008% damping factor: 30 input sensitivity: 2
$ 65
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You also get power meter, signal meter and memory presets for radio stationsit has inputs for phono, cd/aux and tape monitor02% damping factor: 20 input sensitivity: 2unit was tested and is in good working ordersignal to noise ratio: 72db (mm), 95db (line)tuning range: fm, mw power output: 50 watts per channel into 8ω (stereo) frequency response: 10hz to 70khz total harmonic distortion: 0vintage technics quartz digital synthesizer receiver that plays loud and clear5mv (mm), 150mv (line)channel separation: 55db (line) output: 150mv (line) speaker load impedance: 4ω to 16ω i use as many pictures as possible to describe the itemit has some wear and scratches as expected from age and use
$ 140
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5" x w - 43cm/161" finish: satin black with black baffle contact2 khz frequency response: 60 hz - 20 khz impedance: 8 ohms (nominal) recommended power amp: watts dimensions: h - 14cm/5tweeters: mm) aluminum dome, textile suspension woofers: ) cm injection molded mica and polypropylene cone woofers with injection molded baskets sesitivity: 86 db crossover point: 2speaker itself in excellent condition but missing energy sticker on front
$ 45
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Rated power 60w, music power 90w, iec 35w, impedance 80 hmtwo excellent condition wall speakers with lights (one needs new bulb)
$ 70