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MissionAllegroSound has been dedicated to the
accurate recording and reproduction of
acoustic music for well over ¼ Century.
One can't please all the people all the time;
for those who value knowledge & experience,
AllegroSound is here to assist you.
for AllegroBio 
Quid pro quoInfo presented here is extraordinarily labor-intensive;
if you have not purchased from us in the 36 years we've
been in business, your contribution commensurate
with value provided is very much appreciated.
Featuring* AllegroQC™ with 36+ yrs experience.
* Safe-packing. Trust your purchase to
one who knows & cares to pack it right.
World-Wide Shipping
Trade-insTrade-ins are not final until received, inspected, tested
and approved by AllegroSound. Items failing to meet
our minimum standards will be returned at customer's
expense plus a $50 charge for inspection and testing.
If you're not in the market to Buy-Sell-TradeTODAY, bookmark this page & check back later.
* all prices U.S. currency f.o.b. Los Angeles, California USA.
* prices without deposit subject to change without notice.
* AllegroLayAway™ with 20% non-refundable deposit.
* AllegroTradeUP™ with approved trade-in.
Unobtanium Class
w/o market price
FAQs
ConditionSome be 10~60 yrs old with imperfections,
including non-functioning indicator lights.
We do our best to describe known issues,
but, as one man's "good" is another's "poor",
symantics/condition cannot be guaranteed.
NO "mint", "minty", "perfect", "excellent", etc.
All pre-owned/used unless otherwise noted.
See Pics, MainsVoltage, Terms below.
if you need more info.
PicsPics are shown for display purposes
& may not represent exact condition.
Text trumps pics - read description!
if you need more info.
Mains Voltage
& What To Do About It
220~240 Vac
Terms & ConditionsEquipment is carefully Inspected, Cleaned,
Variac'd, Tested for dc-offset & Auditioned
in ref system before it leaves our facility.
Quality work w/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,
typically within 30 days of cleared funds.
Suitability sole responsibility of Buyer.
All items subject to prior sale or no sale.
Not responsible for errors, typos, etc.
Symantics/condition not guaranteed.
All equipment as-is without warranty.
Add 9.75% Sales Tax within California.
All costs, including, but not limited to,
packing, freight, duty, taxes, fees, etc,
are sole responsibility of Buyer & not
refundable under any circumstances.
All sales final. References on request.
Reel Tape Decks More often than not, the 7.5-ips pre-recorded tape of the same
recording sounds closer to the original master-tape than the lp.
If you haven't experienced the joys of reel-to-reel analog tape,
you're missing out on the finest music-source available.
Be happy; spin analog tape.
Akai GX-266-II,
7" reels, 7.5 - 3.75 ips,
¼-trk stereo, auto-reverse,
low hrs,
needs repair.
Akai GX-266 Mk.II Ampex 300/350/351/354 owners, now you can enjoy all your tapes with tubes...
Ampex 4-head Headstack # 2.96620-03,
rumored to exist and here it is, like new,
adds ¼-trk Playback capability to vintage
300-350-351-354 Recorder-Reproducers,
cables/connectors incl. Plug-N-Play :-)
Ampex 300-350-354 headstack
add 2-trk capability to your ATR-800-4...
Ampex ATR-800 Headstack,
¼" 2-trk, NOS, Plug-N-Play :-)
Ampex ATR-800 headstack
Ampex ATR-800 Remote-Control,
NOS, supreme build-quality!
Modular FET r/p, NAB+IEC, play TheTapeProject tapes.
Ampex ATR-800 Electronics,
2-ch FET Rec-Play, NAB+IEC,
transformer-coupled MIC pres,
modular construction with
multi-turn adjusters, NOS.
UPgrade your existing elect
& listen to TheTapeProject
tapes in all their IEC glory.
2 available for 4-channel.
Ampex ATR-800 R/P AMPEX half-inch 4-trk Headstack
for fabled MR-70 nuvistor tape dk,
low hours, Plug-N-Play :-)
now you can...
fabled EMT 240 Gold-Plate Analog Reverb
outperforms 140 & 250 & everything else!
next-best-thing to a live chamber and
this one's portable! Go for the Gold!
EMT 240 Gold-Plate Reverb
FiCord 101S Recorder-Reproducer,
1/4" tape, 2" reels, precision Swiss
engineering, orig leather case.
totally tubular 2-trk + ¼-trk. not for sale at this time.
Magnecord 728 R2R c.1960,
totally tubular 2-trk + ¼-trk
Play, 10.5" reels, 15 - 7.5 ips,
Mil-spec build, outperforms
Ampex 350 and ReVox G36,
portable case and manual.
Magnecord 728 R2R "Nagra, like no other." NAB + IEC + NagraMaster.
NAGRA IV-S Stereo Recorder-Reproducer
with QGB servo-controlled reel-motor unit
accepting 10.5" reels, 15 - 7.5 - 3.75 ips,
non-solenoid drive with servo-controlled
tension & variable-speed slow-wind with
non-stationary contacts provides safest
handling of your precious master tapes,
battery (12 D cells) or world-wide AC op,
top-quality transformer-coupled phantom-
pwrd mic pres, NAB + NagraMaster r/p,
NAB + IEC + NagraMaster playback,
100% discrete circuits throughout!,
choice of NAB 2.00mm heads w/pilot
or IEC 2.75mm "wide-track" heads,
legendary performance and reliability.
Now you can play your TapeProject
tapes in style &/or plug in a stereo mic,
thread up a tape and record live music
in glorious non-sampled SuperAnalog.
*4S-TC with Time-Code available for Rent.
Nagra IV-S / 4-S Stereo tape deck "Nagra, like no other." NAB + IEC + NagraMaster.
fabled NAGRA T-Audio NTA-3-TCS/TCR
Recorder-Reproducer, late production,
fully-optioned for post and mastering,
2-trk R/P +Time-Code+Pilot+Neopilot ,
30 - 15 - 7.5 - 3.75 ips + Variable-speed,
NAB + IEC + NagraMaster play eq,
super-rare "anti-distortion" record
elect for state-of-the-art mastering,
high-stability time-base for sota post,
instrumentation-transport with five
servo-controlled motors eliminates
modulation noise and tape stretch,
accepts reel sizes up to 12.5 inch,
video-style jog-&-shuttle editing,
trolley, overbridge, manuals.
* if you own and use a NAGRA-T, or have
parts or accessories for sale, please email.
Nagra T-Audio reel-to-reel play 4-trk tapes on your MX-5050-B2...
Otari MX-5050-B2 headstack,
¼" 4-track or ¼-track stereo,
NewOldStock, Plug-N-Play :-)
Otari MX headstack
Dream-Machine! any speed, any eq, auto-cal, servo-tension...
Otari MTR-15 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
(i.e., Ampex ATR, Studer A810, J-Corder, etc),
easy access to plug-in cards via hinged front
panel, Variable-speed, Library-wind, Auto-locate,
Monitor amp/speaker, top build quality (101 lbs!).
Avail options include addition of ¼-trk Play head,
overbridge, trolley and customized deck-plate.
* 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
including TheTapeProject tapes with 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 the playback chain which they've gone to
great lengths to eliminate; well, the exception proves the rule,
and this one made a believer out of me. Hearing Is Believing.
Otari MTR-15 Recorder-Reproducer transform MonoStella into super StereoStella...
Stellavox NAB Head-Block for
fabled SP-7, SM-7, SP-8, SM-8, etc,
¼" 2-track, NAB 2.00mm, NAB eq,
original & superior Bogen heads
( Erase - Record - Sync - Play ),
low hours, Plug-N-Play :-)
Stellavox SP-7 + ABR
Studer ReVox HS77-FT Mk.IV, Special-Order
FULL-Track MONO Recorder-Reproducer,
15 - 7.5 ips NAB, portable case with monitor
amplifiers and speakers, very low hours,
a better choice to transfer FULL-track
tapes or for analog delay/echo in studio.
ReVox A77 Recorder-Reproducer ¼-track + 2-track Playback, ¼-track Record.
Technics RS-1500 R2R,
unique IsoLoop design,
servo-controlled tension,
15 - 7.5 - 3.75 + Vari-speed,
interchangable headstack,
¼-track Play + 2-track Play,
¼-track Record, low hours.
Technics RS-1500 
Technics RP-2224 headstack,
2-trk Rec, 2-trk + ¼-trk Play,
New-Old-Stock. Plug-N-Play.
Technics RP-2224 headstack 
Technics RP-2422 headstack,
¼-trk Rec, ¼-trk + 2-trk Play,
low hours. Plug-N-Play.
Technics RP-2422 headstack Now-you-can renew your treasured
Technics RS-1500 or RS-1520 with this
original New-Old-Stock maintenance kit,
all in individual sealed packs with part #'s,
includes 2-trk Record head, 2-trk Play head,
¼-trk Play head, play heads selector-switch,
in-coming & out-going pinch-rollers & more.
help support this site with your contribution and referral
Los Angeles, California USA
Rick@AllegroSound.com
CONTACT AllegroSound 
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