"love what you listen with..."
![]() * This page is updated DAILY and views in ALL browsers; CLICK here for the current page. * Menu will not function correctly until page is fully loaded. * Items in RED are hot-links; CLICK these for more info; be patient, as some are large and need time to load. * IMAGES on this site be INFORMATIONAL via pop-up text; place your pointing-arrow ON the image & info will show. * NO info gathered on this site. * NO cookies baked on this site. * NO flash on this site. * NO trackers on this site. * NO email addy's sold, traded or shared. * ALLOW Scripts in your Browser. • if menu does not follow as you scroll, you have scripts disabled! • to resize, rotate mouse-scroll-wheel while holding down Ctrl-key. * K=1000. PR=pair. PTC=partial trades considered. AP=as pictured. ?=FAQ.
MissionAllegroSound has been dedicated to the accurate recording and reproduction of acoustic music for well over ¼ Century. For those who value ears-on experience, AllegroSound is "hear" to assist you.
Featuring* AllegroQC™ with 37+ yrs experience. * Safe-packing. Trust your purchase to one who knows & cares to pack it right.
ConditionSome be 10~60 yrs old with imperfections, non-functioning lamps, old capacitors, etc; NO "mint", "minty", "perfect", "excellent". AllegroGrading™ : 5 = New-In-Box, 4 = VeryGood, 3 = Good, 2 = Fair, 1 = Poor. All pre-owned/used unless otherwise noted. See Pics, MainsVoltage, Terms below. Pics are shown for display purposes & may not represent exact condition; text trumps pics - read description and email if you need clarification. From computer, place your pointing-arrow ON the rotating $-sign below each listing; price will pop up within 2 or 3 seconds; if not, Click "HELP" in the floating Menu >>> * all prices U.S. currency f.o.b. Los Angeles, California USA. * prices without deposit subject to change without notice. * AllegroLayAway™ with 30% non-refundable deposit. * AllegroTradeUP™ with your approved TRADE-IN.
Trade-insTrade-in & purchases are not final until received, inspected, tested and approved by AllegroSound. Items failing to meet described condition will be returned at customer's expense plus $50 min fee for inspection/testing; additional fees may apply.
Vacuum Tubes"New" and "NOS" tubes sold by AllegroSound have been operated during testing, auditioning and burn-in & therefore are, technically, "used".
Terms & ConditionsEquipment is carefully inspected, cleaned, variac'd, tested for dc-offset & auditioned in ref system before it leaves our facility. Quality work with TLC takes quality time; I work at my pace & have orders ahead of yours; item will ship when testing is completed and packed for safe transit. Suitability sole responsibility of Buyer. Not responsible for errors/semantics/etc. All items subject to prior sale or no sale. Prices subject to change without notice. All equipment as-is without warranty. All sales f.o.b. Los Angeles California; all matters and costs beyond this point, incl, but not limited to, packing, freight, duty, taxes, fees, are sole responsibility of Buyer. All sales final. No refunds. Add 8.75% SalesTax in California.
Featured System since 1927.
the one and only original Project K2
![]() fabled JBL Project K2 S9500 #194A/B (the original and ultimate Project K2) simulated-point-source loudspeaker, small-footprint, modular construction (heaviest section is pedestal at 113#), inspired engineering by Greg Timbers, tour-de-force execution by JBL, 98db/w/m. "On a scale of 1~10, these are a 12." —Andre Perreaux, E-Speakers.com (or, you could pay more for new pr of non-point-source, non-modular, DD66000 Everest & rent a forklift & crane) * note: above K2 links go to same info; click any one. Mark Levinson loves music so much, he built a monument to it... ![]() Mark Levinson Red Rose Music ![]() Model One Reference Monoblocks, conceived, designed & manufactured with excellence entirely in the USA (no, Martha, these are not made in China like the solid-state models!), #04 & #05 c.1998 with updates, 170w Ultra-Linear or 65w Triode, 2-4-6-8Ω taps (high-current 2Ω tap enable this amp to drive speakers other tube amps can only dream of), 4-6SN7, 8-6L6/5881, (1-5842/417A), on-brd mtr, all-Balanced signal path with NO phase-converter to alter the acoustic of the recording venue! (RCA-in adds 5842 phase-converter for Single-Ended source, if you must), 100-120-240V World Power Supply, Auto-Standby, factory crates, low hrs, special Champagne-Gold finish, ultra exclusive (< 200/prs produced), outperforms all SETs & everything else! (or, you could pay 7x more for a new pr of Lamm ML-3's with 1/5th the power) * To paraphrase Dr. Strangelove, "The whole point of a simple circuit is lost if you make it expensive." * In the immortal words of Joe E. Brown, "Well, nothing's perfect." * In the opinion of AllegroSound, "These come close; very close."
CLICK for Red Rose Reference
![]() all-Tube, all-Octal, all-Triode, RC, handcrafted in USA ![]() Canary C800 vacuum-tube RC preamp c.2010, like-new-in-box with warranty, new and improved version of CA-906, all-tube, all-octal, all-triode signal path, outboard choke-filtered tube pwr sup, 5 RCA inputs & 2 RCA outputs per ch, 120-step attenuator, metal remote-cont. (or, you could pay 3x more for AudioValve Conductor) CA-400 MM+MC Phono also available.'sweeet' All-Tube MM-MC-PSU.
![]() Canary Audio CA-400 MM+MC Phono Preamp, Absoluten Spitzenklasse!!!, hand-built w/TLC in California USA, PURE-TUBE design with 4-12AX7 in Phonostage + 6267 & 12BH7 in PSU. NO step-up xfmrs! NO transistors! NO IC's! detachable XLR-5 psu cable at both ends. Factory-sealed A-stock. Buy today & save 60% on Quartet of fabled AllegroSound 12AX7B™ Original Reference Tubes™ . (or, you could pay 22x more for TruLife Reikon, 6x more for Abbingdon Music Research PH-77, or a whopping 30x more for a Vitus MP-P201) C800 linestage preamp also available.![]() "the turntable (& tonearm) Newton would have built"
![]() SOTA Star Sapphire turntable, ![]() "the tt Newton would have built", gentle/silent/auto vacuum clamping solves many lp & pickup problems, Wheaton Tri-Planar II precision t/a solves many tonearm problems, upgraded armboard & platter-mat, RCA-box, nude Benz MC-3 pickup, Reflex clamp, solid oak plinth. "3rd Most-Significant Turntable Of All Time." —TAS
SOTA Sapphire suspension turntable "dream-machine...redefines the state of the art in fm tuners"
![]() "Your fm has the right to remain silent." Day Sequerra FM Reference #210351,late production with updates and special Factory-calibration to 75.0µs deemphasis, ANALOG tuning to 0.01 mHz via on-board Frequency-Counter, on-board Oscilloscope for tuning to 0.001 mHz & optimizing antenna, Wide-Medium-Narrow selectivity, discrete XLR-Balanced outputs, choice of 17" or 19" black panel, obm, one-of-a-kind, none better! (or, you could pay 2x more for a new Magnum-Dynalab 109) Dream-Machine! any speed, any eq, auto-cal, servo-tension ![]() Otari MTR-15N Master Recorder-Reproducer, Otari's last and way-best analog tape deck, Auto-Calibrate enables any blank tape to be quickly calibrated and stored in memory, B&O's clever Headroom-eXtension enables recordings with wider dynamics & lower noise, 4 Speeds: 30 - 15 - 7.5 - 3.75 ips + Variable, 4 Record/Play EQs: AES - NAB - NABJ - IEC plus custom eq's to compensate for "off" tapes programmable in real-time from the front panel!, Servo-controlled tape-tension for safe handling of polyester-Mylar without danger of stretching, superior electronics outperforms usual suspects (Ampex, J-Corder, Sony, Studer, Technics, etc...), easy access to plug-in cards via hinged frt-panel, Vari-speed in all modes incl Wind, Auto-locate, Monitor amp/speaker, top build quality (101 lbs!) with one-inch precision-machined deck-plate, handles all reel sizes including 12.5-in broadcast. Available Options: ¼-trk Play head, overbridge, roll-around trolley, customized deck-plate, case. * Not to be confused w/popular Otari MX series, which does not in any way play in this league. * The abundance of usefull features does not detract from its prime mission - sota playback of your 2-track (and optional ¼-track) tapes incl TheTapeProject tapes with CCIR-IEC eq & other non-std tapes at any speed with any eq! fyi, many audiophiles have expressed concern over this dream- machine having ic's in playback chain; well, the exception proves the rule, & this 1 made a believer out of me. Hearing Is Believing. ![]() AllegroSound − Established 1973 − "love what you listen with" Los Angeles, California USA Rick@AllegroSound.com
CONTACT AllegroSound ![]() * AllegroSound assumes no responsibility for use or misuse of products, services, info, etc. > home < > home < > home < > home < > home < > home < > home < website design & original content ©AllegroSound, Los Angeles USA. All rights reserved. |
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* Amps: Tube |