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crankit

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About crankit

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    Perth
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    Australia

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  1. Further information: Purchased new 3 June 2020 have invoice Moved to a smaller listening room and these are comparable to floorstanders Walnut finish As new condition, no marks or scratches Grilles were never used Comes with box, packing and manual SPECIFICATIONS General Description 3-way bookshelf speaker Enclosure Type bass reflex Transducer Complement 3-way Bass Driver 6.5"(150mm) black woven Kevlar cone Midrange Driver 2"(50mm) soft dome Treble Driver 30*60mm AMT AV Shield No Sensitivity (2.83V @ 1M) 87dB Recommended Amplifier Power 25-120W Peak SPL 105dB Nominal Impedance 8Ω Compatible Minimum Impedance 4Ω Frequency Response ( /-3dB) 54Hz ~ 22kHz Bass Extension (-6dB) 48Hz Crossover Frequency 1.4kHz,3.9kHz Dimensions (HxWxD) 455 x 250 x (340 10)mm Net Weight 13.4kg/pcs
  2. Further information: Purchased new 3 January 2020 have invoice As new condition, no marks or scratches Grilles were never used Comes with port bungs, box, packing and manual Specifications Decoupled Carbon Dome tweeter Continuum cone bass / midrange Flowport™ Description 2-way vented-box system Drive units 1x ø25mm (1 in) Decoupled Carbon Dome high-frequency 1x ø165mm (6.5 in) Continuum cone bass / midrange Frequency range -6dB at 45Hz and 33kHz Frequency response 50Hz - 28kHz ±3dB Sensitivity 88dB spl (2.83Vrms, 1m) Harmonic distortion 2nd and 3rd harmonics (90dB, 1m)<1% 100Hz - 22kHz<0.5% 150Hz - 20kHz Nominal impedance 8Ω (minimum 3.7Ω) Recommended amplifier power 30W - 120W into 8Ω on unclipped programme Dimensions Height: 340mm (13.4 in) Width: 200mm (7.8 in) Depth: 285mm (11.2 in) cabinet only 301mm (11.9 in) including grille and terminals Net weight 8.0kg (17.7 lb) Cabinet Finish: Gloss Black
  3. A little acetone in the base reconstitutes the old glue then lightly clamp
  4. Further information: Very strong and very close ( +/-1 ) matched/balanced quad same year 1967 Tested on my basic, Accurate Instruments tube tester Post Australia wide $12
  5. Further information: Very strong and near perfectly matched/balanced quad same year 1956 Tested on my basic, Accurate Instruments tube tester Post Australia wide $12
  6. Further information: RCA GTA quad - 2 strong and matched/balanced - 2 strong and close matched/balanced 1957 x 2, 58, 59 year Sylvania GT pair - good/strong and close matched/balanced both 1951 year Sylvania VT-231 pair - 1 good/strong balanced triodes - 1 very strong balanced triodes (rare yellow print faded) both 1944 year Sylvania GT 3 tubes - 1 good/strong balanced triodes - 1 strong balanced triodes - 1 very strong balanced triodes all 3 1951 year Tested on my basic Accurate Instruments tube tester Post Australia wide $14 Photos
  7. Heres an example! I took my monoblocks to a tech friend for a cap upgrade-he had a look inside and said "why" they're quality French caps and resistors, so it wasn't worthwhile to spend more dollars. I think Opera Audio have been going from early 80's
  8. I can vouch on Opera Audio build and sound quality as own their monoblocks M4100s GLWTS
  9. Further information: All 4 measure good/strong and closely matched/balance between both triodes Off-set flat black plates Dates 1957 x 2, 1958, 1959 Tested on my basic Accurate Instruments tube tester Post Australia wide $13 Photos: Advertisements without photos of the actual item will not be approved.
  10. Further information: Strong close matched and balanced pair, same year 1944 Tested on my basic Accurate Instruments tube tester Post Australia wide $9 Photos: Advertisements without photos of the actual item will not be approved.
  11. Price is for the lot or PM me for price per pair of your choice
  12. I have asked but no reply! anyway went a different route to include all on 1 ad
  13. Further information: Price is for the lot or PM me for price per pair (if buy bundle, will include last pair for free) RCA 6SN7GT - very strong close matched and balanced pair, smoked glass, same date 1942 NOW SOLD Sylvania 6SN7GT - strong/very strong close matched and balanced 3 tubes flat ladder plate, same year/week 1951 Sylvania 6SN7GT - very strong close matched and balanced chrome dome pair 3 hole T plate, same year/week 1952 NOW SOLD Sylvania 6SN7GT - good/strong close matched and balanced pair flat ladder plate, same year/week 1951 All tubes are tested on my basic Accurate Instrument tube tester Postage bundle $15 or $9 per pair Photos: Advertisements without photos of the actual item will not be approved.
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