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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 people all the time;
for those who value knowledge
gained from hands-on experience,
AllegroSound is "hear" 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.
PicsPics are shown for display purposes
& may not represent exact condition.
Text trumps pics - read description!
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.
Prices subject to change without notice.
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!
NAB + IEC, modular, FET, play your 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.
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 playback
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!,
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.
* Optional AllegroMods™ Direct Play-Head Outputs
for use with outboard playback electronics.
* QGB available with 4S; not available separately!
* 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,
2-trk R/P +Time-Code+Pilot+Neopilot ,
30 - 15 - 7.5 - 3.75 ips + Variable-speed,
NAB + IEC + NagraMaster play eq,
accepts reel sizes up to 12.5 inch,
instrumentation-transport with five
servo-controlled motors eliminates
modulation noise and tape stretch,
unique video-type jog-and-shuttle,
High-stability Time-base option
for state-of-the-art post-production,
overbridge, trolley, cover, manuals.
* if you use a NAGRA-T or have parts for sale, please email.
NAGRA T-Audio NTA-3-TCS/TCR play ¼-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-calibrate, 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,
smooth low-impact pinch-roller engagement,
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 the playback chain; well, the exception proves the rule, & this one made a believer out of me. Hearing Is Believing.
OTARI MTR-15 Recorder-Reproducer Closed-Loop FET playback of 2-trk & ¼-trk tapes
fabled Sony TC-880-2 Recorder-Reproducer,
15 - 7.5 ips, 10.5", Closed-Loop dual-capstan,
4 of Sony's finest non-wearing ferrite heads
(Erase, 2-trk Record, 2-trk Play, 1/4-trk Play),
discrete FET electronics warms heart & soul,
W&F 0.02%, R/P 20Hz~40kHz ±2db at 15-ips,
160kHz bias, light-beam peak/hold meters.
Sony TC-880-2 Recorder-Reproducer transform your 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
2-track + time-code
Studer-ReVox C270 Recorder-Reproducer
with optional Time-Code, servo-controlled
tape-tension, 15 - 7.5 - 3.75 ips + Variable,
Auto-Locate, XLR-Balanced in/out, NAB,
Headroom-eXtension enables recordings
with wider dynamics and lower noise,
modular design w/front-panel access to
audio cards, plug-in eq easily changed
to IEC for playback of TapeProject tapes,
removeable rack/trolley-mount brackets,
#1848, late production, very low hours.
Studer's last analog tape deck c.1990.
Studer-ReVox C270 C-270 tape deck full-trk portable record-play
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-trk tapes
or for analog delay/echo in your studio.
Studer-ReVox HS77 HS-77 tape deck closed-loop, servo-tension, 2-trk + ¼-trk play
fabled Technics RS-1500
Recorder-Reproducer,
unique Isolated-Loop design,
servo-controlled tape tension,
15 - 7.5 - 3.75 + Variable speed,
4-head interchangeable headblock,
2-track plus ¼-track Playback,
choice of 2-trk or ¼-trk Record,
NAB eq (can be changed), low hrs.
Technics RS-1500 IsoLoop Closed-Loop Bi-directional Record-Play
fabled Technics RS-1700
Recorder-Reproducer,
Bi-directional Record-Play,
3 hrs music before repeating,
unique Isolated-Loop design,
servo-controlled tape tension,
15 - 7.5 - 3.75 + Variable spd,
interchangeable headblock
with 2 Erase/Record, 2 Play.
Technics RS-1700 IsoLoop 
Which Tape Deck?
Los Angeles, California USA
Rick@AllegroSound.com
CONTACT AllegroSound 
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