173 results for db 50 ohms 50 watts found in 1.000 seconds

MN9155 Maximum Power: 100 Watts VSWR: 1.5:1 Nominal Impedance: 50 Ohms ... Range Gain (B)MN9153 902-928 MHz 3 dB (with a ground plane) (B)MN9155 902-928 ... MHz 5 dB (with a ground plane ...

at lowest frequency Maximum Power: 150 Watts VSWR at Resonant Point: 1.5:1 Nominal ... Impedance: 50 Ohms Antenna Type: 3dB: 5/8 wave over a 1/4 ... S) 806-896 MHz 815 MHz Collinear/Open 3 dB MUF8003(S) 806-896 MHz 815 MHz ... Collinear/Closed 3 dB MUF9103(S) 896-940 MHz 898 MHz ... Collinear/Open 3 dB MUF9003(S) 896-940 MHz 898 MHz ... Collinear/Closed 3 dB MUF8105(S) 806-866 MHz 815 MHz ... Trilinear/Open 5 dB MUF8005(S) 806-866 MHz 815 MHz ... Trilinear/Closed 5 dB MUF8305(S) 825-896 MHz 835 MHz ... Trilinear/Open 5 dB MUF8325(S) 825-896 MHz 835 MHz ... Trilinear/Closed 5 dB MUF9025(S) 896-940 MHz 898 MHz ... Trilinear/Open 5 dB MUF9035(S) 896-940 MHz 898 MHz ... Trilinear/Closed 5 dB Suffix S indicates spring ...

, handles 2.5 kW PEP and works to over 500 MHz! Mount this 4-position SO-239 ... Isolation is rated from better than 60 dB at 30 MHz to better than 50 dB ... isolation at 500 MHz. Negligle insertion loss. 50 Ohms. ... kW PEP, 1 kW CW. It has better than 60 dB isolation at 300 MHz and better than 40 ... dB at 450 MHz. 50 Ohms. Unused terminals are automatically ... and RF protection. It has less than 0.2 dB insertion loss and SWR below 1.2:1. The ... antenna and radio selected. 2 kW PEP. 50-75 Ohm loads. Unused terminals are ... connectors. Handles 2 kW PEP, 1 kW CW. 50-75 Ohm loads. Measures 10Wx3Hx1 1/2D ... 5-way binding posts. Handles 1500 Watts. Measures 9Wx3 1/4Hx6 1/2D inches. MFJ- ... mask rare DX. SO-239 connectors. 1500 Watts/50-75 Ohm load, 1-60 MHz. Useable to ...

HF or VHF rigs. Power ranges: 30/300 watts forward and 6/60 watts reflected. Each ... -864 but covers 144/220/440 MHz. 30/300 Watts forward, 6/60 Watts reflected ranges. 5 ... 60 MHz only. Push button selects 30/300 Watts forward, 6/60 Watts reflected. Compact ... reflected power in two ranges 30 or 300 Watts. Reads SWR from 14 MHz through 220 MHz ... power on two scales 30 and 300 Watts and SWR from 1.8 to 30 MHz. Toroid ... up to 6:1 and power output to full 5 Watts. 3-position toggle switch selects SWR, ... output of your 2 Meter handheld into a 50 ohm dummy load and check battery charge ... -812B $34 95 Ship Code A Handles 200 watts and measures SWR and power in three ... power ranges: 15, 60, and 200 watts. Multi-colored meter makes for easy ... 144 and 440 MHz. Insertion loss is 0.3 dB or lower with 50 Ohm impedance. SO-239 ...

antennas with isolation greater than 25 dB. It utilizes UL listed materials that ... : Vertical, linear Nominal Impedance: 50 Ohms Radome Housing: No radome Mounting ... Connector UFOD24003PT 2400-2500 MHz 3 dBi 25 dB 360 55 2.0:1 20 Watts Various ... options UFODAP1200 2400-2500 MHz 3 dBi 25 dB 360 55 2.0:1 20 Watts Various ...

circuit design that provides 7.5 dBi gain in a small, low-profile package. ... wall/corner mount Nominal Impedance: 50 Ohms Connector Options: (add connector ... Range Gain Front-to- Back Ratio 3 dB Horizontal Beamwidth 3 dB Vertical ... VSWR Power Input MP8066PT 806-866 MHz 8 dBi 15 dB 90 60 1.5:1 50 Watts MP8246PT ... 824-896 MHz 8 dBi 15 dB 90 60 1.5:1 50 Watts MP8906PT 890-960 MHz 8 dBi 15 dB 90 60 ... 1.5:1 50 Watts MP9159PT 902-928 MHz 11 dBi 15 dB 35 65 1.5:1 50 Watts Mechanical ...

frequency nominal sensitivity -70 dbm minimum input signal level range 40 db ... minimum input impedance 50 ohm nominal precision measurement ... display range mt7310/20/21 0 and 6 db full scale with extension to infinity ... in two ranges mt7360/70/71 0 to 19.9 db mt7372 0 to 19.9 db and 10 to 29.9 db ... uncertainty mt7310/20/21 ±0.25 db full to half-scale ±0.5 db half to ... quarter-scale mt7360/70/71/72 ±0.25 db 0 to 6 db ±0.5 db 6 to 12 db ±1.0 db 12 ... to 23 db ±2.0 db 23 to 29.9 db enr calibration range 6 to 15.9 db in 0 ... .1 db steps if you are ordering a radar ... 71/72 7.5 volts nominal across 1 k at 0 db indication connectors rear panel if ... operating temperature +5 to +50° c input power 115/230 vac ±15 50 to ...

4.0 18.0 ghz 4.0 ghz 34.0 ghz 62 db 50 db 1.0 watt cw 1.0 kw peak 3.5mm ... 2.0 8.0 ghz 40.0 ghz 18.0 ghz 54 db 1.0 watt cw 1.0 kw peak 42 db 4 20 ... ghz 40 db 20 40 ghz 0.5 watt cw 0.5 kw peak ... of 1 ea 8834a and 1 ea 8834b 1 max vswr 50 ohm reference of the terminating ... return loss of the air line impedance 50 ohm reference 3 supplied in a foam- ...

generator this unique multi-purpose mfj-5012 mfj-5000 only 9995 portable signal ... 9995 unit is thebat $mfj-5004 ship code a compact tracer-injector ... wires in multi-conductor ance of 400 ohms sturdy black all metal range switch ... portable variable power supply 81 db step attenuator this mfj mfj-4105 mfj s ... you can carry it anyham with over 60 db dynamic mfj-762 where provides fixed 5 ... and measure actual 95 shack accessory 50 ohms 89 a usable to 500 mhz 250 with a ... .5-12 vdc output total feedline loss in db plug in ship code milliwatt maximum ... input output is 500 ma output terminals and any scope and ... mfj212 to prevent damage handles 300 watts works with all radios 160 through 6 ...

covers 1.6 to 60 mhz power range 0-2000 watts in 3 ranges 20/200/2000 watts mfj-882 $ ... vhf 1.8 to 200 mhz power range of 0-200 watts in three ranges 2/20/200 watts mfj-883 ... uhf 125 to 525 mhz power range 0-200 watts in three ranges 2/20/200 watts mfj-884 ... uhf 1.8 to 525 mhz power range 0-200 watts in three ranges 2/20/200 watts has ... 144 and 440 mhz insertion loss is 0.3 db or lower with 50 ohm impedance so-239 ... 33/4wx3h x11/4d inches handles 200 watts and measures swr and power in three ... in mfj-822 covers 1.8-200 mhz 30 or 300 watts mfj-842 covers 140-525 mhz 15 or 150 ... watts mfj 3ghz 300 watt dry dummy load an n ... across the entire spectrum handles 300 watts x2 /4hx5 /4d 125 inches 100 1 for 10 ... seconds and 125 watts continuously 2 3 4 5 6 7 8 9 minutes 99 ...

ghz maximum vswr 1.01 46 db minimum r.l nominal impedance ... -series adapters adapting to various 50 ohm connector types models 8882e1/e2 ... page 92 connector types type n 50 ohm female and male dial resolution ... page 92 connector types type n 50 ohm female and male dial resolution ...

maximum vswr 1 air line accuracy 2 42 db 4.0 67.0 ghz power handling 0.5 watts ... 10.0 ghz 1.10 2.4mm female 10.0 ghz 50.0 ghz 1.05 2.4mm male 2.4mm boxed set 1 ... 1 ea 8834a female and 8834b male 3 42 db 4.0 50.0 ghz 0.5 watts cw 0.5 kw peak ... 46 db 4.0 40.0 ghz 0.5 watts cw 0.5 kw peak 50 db 4.0 34.0 ghz 62 ... db 54 db 1.0 watts cw 1.0 kw peak 1.0 watt cw 1.0 kw peak ... 1 maximum vswr 50 ohm reference of the terminating ... return loss of the air line impedance 50 ohm reference maury microwave ...

1137 800 qts vas ltrs xmax power mm watts 0.25 0.25 0.65 0.25 25 25 55 55 100 70 ... db cost each $6.70 $1.55 $5.75 $28.25 $28. ... 25 $103.25 $72.05 $10.50 $10.50 $39.15 tm010a1 tm010a1_grill tw010f1 ... 0.51 6.4 18.1 10.9 5.5 1.8 3 2.5 0.5 40 50 40 100 89 90 87.4 100 $81.75 $89.20 $19 ... sold separately cm2 n/a ltrs mm peak mm db w kg tw010f1 · 10mm polymer dome ... 1w 1m nom power din net weight 90 db 25 w 0.05 kg ...

have black fs 66 w cones power rms 20 ohms re 3.6 db sens 1w/1m 84 mm x-max peak 5 ... vas 2.67 tm bl 4.99 gr price each $19.50 mms 7.84 µm/n recommended enclosure for ... cm 85hz 3 to 6 liters 0.1 to 0.2 cf sd 50.27 g net weight 384 mm vc diameter 25.5 4 ... 5.5 6.81 0.45 0.42 3.40 6.12 7.64 959 50.27 384 25.5 hz w ohms db mm ns4-255-4d1/ ... 0.26 475 24.5 186 218 1240 13.5 99.1 hz ohms w ohms db mm 50watt rms continuos 4 ohm ... they need to be powered by an amplifier 50 to 100 watt recommended and receive the ...

beamwidths of 60 and 90 and 16 dBi or 15 dBi of gain respectively. An ... mount (included) Nominal Impedance: 50 Ohms Mechanical Specifications Electrical ... WISP4959018MBV 4.9 GHz to 6.0 GHz 16 dBi at 60 15 dBi at 90 32 dB 60 or 90 ( ... adjustable) 8 20 dB 1.7:1 10 Watts Model # Rated Wind Velocity Lateral ...

of 45 , 60 , 90 or 120 and 17 dBi, 16 dBi, 14 dBi or 13 dBi of gain respectively. ... mount (included) Nominal Impedance: 50 Ohms Electrical Specifications Model # ... 2.4-2.5 GHz 13, 14, 16 or 17 dBi user selectable 30 dB at 120 , 90 , 60 ... 26 dB at 45 120 , 90 , 60 , 45 15 26 dB 1.5:1 20 Watts Model # Rated Wind ...

er Specifi cations: Power output: 37.5 watts RMS x 2 (4 ohm load), 75 watts RMS x 2 ... (2 ohm load), 150 watts RMS x 1 (bridged mono, 4 ohm load) ... kHz THD: 1% Signal to noise ratio: 100 dB Dimensions: 9.75" W x 2.1" H x 7.98" L ... ) Built-in bass and treble control 12 dB) Gold plated RCA low level inputs High ... Specifi cations: Power output: 70 watts RMS/300 watts max x 2 (4 ohm load) ... Bridgeable to 600 watts max x 1 (4 ohm load) Frequency response ... : 10-30,000 Hz S/N ratio: 90 dB THD: 0.04% Dimensions: 10.63" W x 2.32 ... ) Built-in bass and treble control 12 dB) Gold plated RCA low level LED ... Specifi cations: Power output: 60 watts RMS/200 watts max x 2 (4 ohm load) ... Bridgeable to 400 watts max x 1 (4 ohm load) Frequency ... response: 15-30,000 Hz S/N ratio: 90 dB THD: 0.04% Dimensions: 10.63" W x 2.32 ...

Specifi cations: Power handling: 500 watts RMS/1000 watts peak VCDIA: 2" Magnet ... Specifi cations (MAX12): Impedance: 4 ohms FS: 35.1 SPL: 91.9 dB 1W/1m VAS: 3.46 ... Specifi cations (MAX12D): Impedance: 4 ohms per coil Fs: 33.6 SPL: 88 dB 1W/1m VAS ... Specifi cations: Power Handling: 600 watts RMS/1200 watts peak VCDIA: 2.5" ... Impedance: 2 ohms per coil Magnet weight: 100 oz. stacked ... Fs: 32.3 Hz SPL: 86 dB 1W/1m VAS: 1.48 cu. ft. QTS: 0.57 XMAX ... Specifi cations: Power Handling: 750 watts RMS/1500 watts peak VCdia: 3" Impedance ... : 2 ohms per coil Magnet weight: 150 oz. stacked ... Fs: 29.06 SPL: 88 dB 1W/1m VAS: 1.56 cu. ft. QTS: .48 XMAX: ... Specifi cations: Power Handling: 250 watts RMS/500 watts max VCDIA: 2-1/2" Le: 2. ...

Frequency: 136-144 MHz Power: 150 watts, maximum Gain: Unity, nominal VSWR: Less ... than 1.5:1 Impedance: 50 ohms, nominal Mounting Kit: Trunk Lid with 17 ... Frequency: 144-150 MHz Power: 150 watts, maximum Gain: Unity, nominal VSWR: Less ... than 1.5:1 Impedance: 50 ohms, nominal Mounting Kit: Trunk Lid with 17 ... Frequency: 162-174 MHz Power: 150 watts, maximum Gain: Unity, nominal VSWR: Less ... than 1.5:1 Impedance: 50 ohms, nominal Mounting Kit: Trunk Lid with 17 ... Frequency: 136-174 MHz Power: 150 watts, maximum Gain: 3 dB, nominal VSWR: Less ... than 1.5:1 Impedance: 50 ohms, nominal Mounting Kit: Roof Mount with ... Frequency: 136-174 MHz Power: 150 watts, nominal Gain: 3 dB, nominal VSWR: Less ... than 1.5:1 Duty: Heavy Impedance: 50 ohms, nominal Mounting Kit: Trunk Lid with 17 ...

Frequency: 445-470 MHz Power: 150 watts, maximum Gain: 5 dB, nominal VSWR: Less ... than 1.5:1 Impedance: 50 ohms nominal Mounting Kit: Roof Mount with ... Frequency: 445-470 MHz Power: 150 watts, maximum Gain: 5 dB, nominal VSWR: Less ... than 1.5:1 Duty: Heavy Impedance: 50 ohms nominal Mounting Kit: Trunk Lid with 17 ... Frequency: 445-470 MHz Power: 150 watts, maximum Gain: 5 dB, nominal VSWR: Less ... than 1.5:1 Impedance: 50 ohms nominal Mounting Kit: Roof Mount with ... Frequency: 30-36 MHz Power: 100 watts, maximum Gain: Unity, nominal VSWR: Less ... than 1.5:1 Impedance: 50 ohms, nominal Mounting Kit: Roof Mount with ... Frequency: 36-42 MHz Power: 100 watts, maximum Gain: Unity, nominal VSWR: Less ... than 1.5:1 Impedance: 50 ohms, nominal Mounting Kit: Roof Mount with ...

-20Sa. Use TR-1 or DMTR to switch your 50W 70cm antenna between PA5-20 amp and TVC ... a stripline PC board to output over 20 Watts p.e.p. when driven by 50 mW from the ... TXA5- 70S. 50 Ohms in out. Can also be driven by a 60 dBmV ... 4.5 MHz VCO, adjustalbe deviation 20-50 kHz with AGC and LED over deviation ... indicator. Accepts a Low Z mic (100-600 Ohms)and line level audio from VCRs, camera ... elements, .1 lux, AGC built in, 48 dB S/ N ratio, switchable back light ... GaAsfet in both the preamp mixer. ³20 dB gain. +11 to 15 Vdc @25 mA *All boards ...

, modified TXA5-70S for .9 or 1.2 gHz, 50-100 mw, 4 ch.....$159 TXA5-70S-33 drives ... : Web site: www.hamtv.com GP-24 12.4 dBd Comet vertical omni ant..$199 23LNAWPQ ... Antenna mounted Preamp........$100 .7 dB noise figure, 14 dB gain, N jacks, ... Satellite GP-24 Omni Antenna,Comet 12.4 dBd Vertical , 5 11 ... . RTX33-.1 900 MHz or RTX23-.1 1200 MHz 50-100mW drives Downeast amps.........$299 ... to N jack adaptor supplied. DC24, 24 dB, 2.4 gHz Dish Ant.- contact Pacific ... MHz band versions available. Single 50 Ohm type N feed covers both bands, end ... 1.2/2.4 Helix, circular polarized, 14.5 dBdc, 24 ..............$190 23/70CM, OMNI ... U200a dual band base or rptr, 11.7/8.3 dBd, 6.......$149 23CM, YAGI, DIRECTIVE ... 2424LYRM 24 element Loop Yagi,16.2 dBd...$120 33CM, OMNI Vertical, COMET KP-20 base ...

30 hz to 30 khz at full rated power 1 db max ref 1 khz minimum · lead connection ... 6 5 0 kp 1 6 5 0 pp 1 6 5 0 rp au d i o watts 50 60 100 p r i ma r y i mp edance 3, ... b 3.88 3.88 5.00 c 4.25 4.25 5.44 d 2.50 2.50 3.38 e 3.00 3.00 4.25 f 3.31 3.31 ... 4.50 g 2.56 2.56 3.75 suggested tube types ... ca t no audio pr imar y watts impedance 50 60 100 3,400 ct 6,600 ct 5 ...

which has 4 · primary taps marked in watts no calculation necessary to match ... · frequency response 100 hz to 9 khz 1 db reference @1 khz · insertion loss less ... than 2 db · distortion is less than 1.25 100 hz ... mounting wt impedance centers lbs ohms 8 3.2 8 3.2 8 3.2 8 16 8 3.2 8 3.2 8 8 ... 2.81 2.81 3.25 3.25 3.69 4.03 b 1.38 1.50 1.50 1.75 1.75 2.00 2.00 2.00 2.25 1.50 ... 1.50 1.75 1.75 2.00 2.25 c 1.38 1.69 1.69 2. ... taps 1 2 4 8 16 com primary secondary 8 ohms typical winding 117f16 matching auto ... or 70v line output · frequency response 50 hz to 10 khz at full ratings · leads 6 ... 3.3 4.7 6.7 1 2 2 2 dimensions a 4.03 2.50 3.13 3.13 b c 2.25 2.63 3.25 3.06 3.50 ... 3.81 4.25 3.81 d e 3.56 2.00 2.19 2.50 2.19 2.50 2.94 canada 70 25v 3.56 0. ...

MHz SWR: 1.5:1 at 156.8 MHz Impedance (Ohms): 50 Gain: 3 dB Max. Input (Watts): 50 ...

Catalogue PDF 08/2005 Impedance (Ohms): 50 Gain: 3 dB Max. Input (Watts): 50 ...

specifications frequency response ­3 db 55 hz ­ 18 khz frequency range ­10 db ... ­ 20 khz maximum spl long-term 1m 123 db low-frequency crossover type 24 db/ ... high-frequency crossover type 24 db/octave crossover frequency 1800 hz ... input impedance power handling rms 300 watts music 500 watts peak 750 watts ... style nl4 jack 1/4-inch ts phone jack 8 ohms grille physical properties height width ... range 12 in/300 mm 3.0 in/75 mm 98 db 8 ohms 300 watts 50 hz ­ 3000 hz ... material titanium sensitivity 1w@1m 106 db nominal impedance 8 ohms power handling ... 150 watts frequency range 1000 hz ­ 20000 hz horn ...

cones with butyl surrounds 250 watts 200hz 2khz 90 db 6 ohm nominal 4 ohm ... minimum 100 ­ 300 watts rms per channel gold-plated 5 way bi- ... with butyl surround 200hz 2khz 90 db 6 ohm nominal 4 ohm minimum 50 ­ 200 ... watts rms per channel gold-plated 5-way bi- ... in a omnipolartm array 1.9khz 90 db 8 ohm nominal 4 ohm minimum 30 ­ 150 ... watts rms per channel gold-plated 5-way bi- ... 1/2 14 cm 38hz ­ 22khz 3db 1.9khz 91 db 8 ohm nominal 4 ohm minimum 30 ­ 175 ... watts rms per channel 7 3/8 x 24 5/8 x 12 1 ... 40hz ­ 20khz 3db 1.9khz 91 db 8 ohm nominal 4 ohm minimum 30 ­ 175 ... watts rms per channel 7 x 21 1/2 x 10 7/8 ... 80hz ­ 22khz 3db 1.9khz 90 db 8 ohm nominal 4 ohm minimum 15 ­ 125 ... watts rms per channel 9 3/4 x 11 3/4 x 5 1/ ...

20 oz 0.57 kg 1 2.5 cm 29 hz 100 khz 50 hz 100 hz 18 db/octave unit 6 61-67 o ... cone 90 hz 20 khz 2.2 khz 89 db 8 ohms nominal 15 100 watts rms channel 7 x ... cones 90 hz 20 khz 2.2 khz 88 db 8 ohms nominal 15 100 watts rms channel 4 1/8 ...

cones with butyl surrounds 250 watts 200hz 2khz 90 db 6 ohm nominal 4 ohm ... minimum 100 ­ 300 watts rms per channel gold-plated 5 way bi- ... with butyl surround 200hz 2khz 90 db 6 ohm nominal 4 ohm minimum 50 ­ 200 ... watts rms per channel gold-plated 5-way bi- ... in a omnipolartm array 1.9khz 90 db 8 ohm nominal 4 ohm minimum 30 ­ 150 ... watts rms per channel gold-plated 5-way bi- ... 1/2 14 cm 38hz ­ 22khz 3db 1.9khz 91 db 8 ohm nominal 4 ohm minimum 30 ­ 175 ... watts rms per channel 7 3/8 x 24 5/8 x 12 1 ... 40hz ­ 20khz 3db 1.9khz 91 db 8 ohm nominal 4 ohm minimum 30 ­ 175 ... watts rms per channel 7 x 21 1/2 x 10 7/8 ... 80hz ­ 22khz 3db 1.9khz 90 db 8 ohm nominal 4 ohm minimum 15 ­ 125 ... watts rms per channel 9 3/4 x 11 3/4 x 5 1/ ...

cones with butyl surrounds 250 watts 200hz 2khz 90 db 6 ohm nominal 4 ohm ... minimum 100 ­ 300 watts rms per channel gold-plated 5 way bi- ... with butyl surround 200hz 2khz 90 db 6 ohm nominal 4 ohm minimum 50 ­ 200 ... watts rms per channel gold-plated 5-way bi- ... in a omnipolartm array 1.9khz 90 db 8 ohm nominal 4 ohm minimum 30 ­ 150 ... watts rms per channel gold-plated 5-way bi- ... 1/2 14 cm 38hz ­ 22khz 3db 1.9khz 91 db 8 ohm nominal 4 ohm minimum 30 ­ 175 ... watts rms per channel 7 3/8 x 24 5/8 x 12 1 ... 40hz ­ 20khz 3db 1.9khz 91 db 8 ohm nominal 4 ohm minimum 30 ­ 175 ... watts rms per channel 7 x 21 1/2 x 10 7/8 ... 80hz ­ 22khz 3db 1.9khz 90 db 8 ohm nominal 4 ohm minimum 15 ­ 125 ... watts rms per channel 9 3/4 x 11 3/4 x 5 1/ ...

single 4-ohm voice coil subwoofer · 700 watts maximum music power · 250 watts rms · ... speaker rating maximum rms power 80 watts impedance 4 ohms · 350 watts maximum ... design/6x8 ford adaptor included · 250 watts maximum music power · multifit speaker ... speaker rating maximum rms power 350 watts impedance 4 ohms multifit sw1051 10 ... single 4-ohm voice coil subwoofer · 600 watts maximum music power · 300 watts rms · ... speaker rating maximum rms power 80 watts impedance 4 ohms srp1620m 6-1/2 6×8 ... multifit speaker system · 250 watts maximum music power · multifit speaker ... extremely high frequency reproduction/50khz · aluminum die-cast frame for higher ... ford adaptor included srp1320m · 220 watts maximum music power · multifit speaker ...

basket 800hz 2.5khz yes ­ normal +1.5 db yes ­ normal +2 db yes ­ flushmount ... free space 90db 6 ohms 50-300 watts bi-amp bi-wirable gold plated terminals ... amp power inputs finish weight 90db 6 ohms 50-300 watts bi-amp bi-wirable gold ... 2.5khz yes 2db 2.5khz 20khz 91db 8 ohms nominal 4 ohms minimum 200 watts ... maximum 30-200 watts spring loaded gold plated 23.75 x 9 x ... 2.5khz yes 2db 2.5khz 20khz 90db 8 ohms nominal 4 ohms minimum 150 watts ... maximum 30-150 watts spring loaded gold plated 12.437 x 9 ... no no yes 2db 2.5khz 20khz 89db 8 ohms nominal 4 ohms minimum 125 watts ... maximum 30-125 watts spring loaded gold plated 12.437 x 9 ... 2.0khz yes 2db 2.0khz 20khz 90db 8 ohms nominal 4 ohms minimum 150 watts ...