Mono
Showing 1–100 of 115 results
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_4888-e1626655638224-300x300.jpg)
“This Is Dynagroove” RCA Sampler Disc 1963 Vintage 12″ Album Various Artists Arthur Fiedler Marty Gold Syd Ramin
$26.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_4832-e1626663151343-300x300.jpg)
Abba “Super Trouper” Mono and Stereo Versions 45rpm Single 7″ Vinyl
$8.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/362976459526-001-300x300.jpg)
Acme Apparatus Co. A-3 Modulation Transformer Vintage Amateur Radio RARE!
$100.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_5629-2-e1627276457956-300x300.jpg)
Actone Type 130M Transcription Needles Original Vintage Envelope Pack Several Dozen
$15.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4255-300x300.jpg)
ADC QLM 32 Cartridges Integra Head with Stylus Stereo Hi-Fi Vintage
$135.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/s-l1600-101-300x300.jpg)
Altec 690A Transistor Telephone Transmitter Original Box RARE Museum Condition
$120.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/11/IMG_5113-300x300.jpg)
Altec 711A Vintage Headphones Amateur Radio Ham Telephony Switchboard Operator Bakelite Earphones
$35.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363015846192-001-300x300.jpg)
Altec 804A Compression Driver Speaker Horn Vintage Classic
$325.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/362958981234-001-300x300.jpg)
Altec N501-8A High Frequency Attenuator For Pro Monitor System
$140.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4744-fix-300x300.jpeg)
Ampex 350 Preamps (x3) with Tape Transports (x2) Vintage Silver-Face Mic Line Amps
$8,500.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/362976442883-001-300x300.jpg)
Antique K&D Variable Resistor -Filament Current Control for Early Radios – RARE!
$120.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4321-300x300.jpg)
Astatic Kit No. 7 Phono Cartridge Adapter Plugs (4 In The Kit) RARE!!!!
$16.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_5518-2-300x300.jpg)
Astatic X-26 / X-29A Recording Head Cutting Head Vintage Crystal Record Cutter for Vinyl Lathe Mastering RARE!!!!!!!!
$220.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4828-300x300.jpg)
Bell System Western Electric Telephone Switchboard Vintage Operator
$1,000.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/08/IMG_6405-300x300.jpg)
Bettie Page “The Life of a Pin-Up Legend” Book Signed By Bettie!!! Naughty Picture Centerfold Autographed
$735.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_5620-2-300x300.jpg)
Blaupunkt Cartridge Plug for Vintage Record Player West Germany Hi-Fi RARE!!!! Phonograph Wiring Harness Part
$26.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363026166948-001-300x300.jpg)
Blue GEM Vacuum Tube RARE Early Radio Soooo Blue!
$175.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/362910420231-001-300x300.jpg)
Couch Antique Inter-Phone Wall Unit Carbon 20s RARE
$55.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/11/IMG_5286-300x300.jpg)
Couch Wall-Mount Inter-Phone Intercom Gold Microphone Doorbell “Keep Lips Close”
$150.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/08/IMG_6347-e1629763005158-300x300.jpg)
DBX 160X Compressor Limiter Classic Pro Audio Recording Vintage Studio Tool
$428.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_5483-2-e1627239176190-300x300.jpg)
Delrama Dust Dat Red Baron Replacement Velvet Sleeves (2 Pack) Vintage Phonograph Hi-Fi Record Cleaner Device Supplies
$17.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4343-300x300.jpg)
Duotone Duo-Chromium Needles High Fidelity Points Stylus Phonograph
$10.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363015810994-001-300x300.jpg)
Electro Voice T10A Speaker Horn Driver Patrician Georgian Hifi Vintage Classic
$160.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363021241743-001-300x300.jpg)
Electro Voice T25A Driver with Horn Speaker EV Vintage Classic
$340.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363015813108-001-300x300.jpg)
Electro Voice T25A Speaker Horn Compression Driver Patrician Georgian Vintage
$250.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4250-e1604034099918-300x300.jpg)
Empire 600 Cartridge with Stylus, Vintage Turntable Hi-Fi
$95.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4295-300x300.jpg)
Empire 922DS Diamond Replacement Stylus Vintage Phonograph
$32.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_5495-2-e1627235753468-300x300.jpg)
Empire 922DS Replacement Diamond Stylus Vintage Phonograph Needle NOS to Replace Astatic 89TX
$32.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_5489-2-300x300.jpg)
Fidelitone A-179D Diamond Needle 33-45rpm Stylus for GE Clip-In Cartridges Vintage Original NOS Unopened
$25.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4278-e1604043502208-300x300.jpg)
Fidelitone A-220 Sapphire Needle Stylus Replacement Vintage
$14.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4347-300x300.jpg)
Fidelitone AC-159D1 Replacement Diamond Needle Stylus NOS Rare!
$20.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4299-e1604045254108-300x300.jpg)
Fidelitone AC-190JJ Replacement Stylus Vintage Phonograph NOS
$18.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363024523890-001-300x300.jpg)
Garrard SPG3 Stylus Pressure Gauge Phonograph Hi Fi Needle Cartridge Test
$20.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_5357-e1627180032311-300x300.jpg)
General Electric RPX VR Phonograph M Cartridge with Headshell GE Vintage Phono Stuff! RARE!!!!!! Tonearm Head Shell Mono #1
$110.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_5354-300x300.jpg)
General Electric Variable Reluctance RPX VR Phonograph Cartridge Selectable Type GE Vintage Phono Stuff! RARE!!!!!! Mono #3
$90.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_5351-e1627182758550-300x300.jpg)
General Electric Variable Reluctance RPX VR Phonograph Cartridge Selectable Type GE Vintage Phono Stuff! RARE!!!!!! Mono #4
$80.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363022847558-001-300x300.jpg)
H.H. Scott LK-72 Stereo Hi Fi Tube Amplifier Vintage Classic High Fidelity
$979.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/s-l1600-76-300x300.jpg)
Headset Charger NOS Accessories for Samsung SCH-a650 Mobile Phone Verizon
$17.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4263-300x300.jpg)
Herald X-671 Stylus Pressure Gauge Hi-Fi Turntable Tester Vintage Vinyl
$15.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4313-300x300.jpg)
Jensen A-75 Hi-Fi Replacement Needle Stylus Phonograph RARE!!!
$10.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4356-300x300.jpg)
Jensen JPS-32 Replacement Needle Stylus for Phonograph RARE!
$20.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4309-e1604046046501-300x300.jpg)
Jensen JPS-36 Hi-Fi Needle Replacement Stylus Vintage NOS
$20.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4317-300x300.jpg)
Jensen Z-59 Stylus Replacement Needle Hi-Fi Vintage NOS RARE!
$15.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/11/IMG_5380-300x300.jpg)
Kinematix KX Imp II Microphone Wireless Pocket Transmitter Vintage
$75.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/03/IMG_1133-300x300.jpg)
Lektra TM-762 Lektralab Technologies Darkroom Enlarger Timer to Develop Film Photos Professional Grade Vintage
$40.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363015779299-001-300x300.jpg)
Lineman’s Test Set Butt Telephone 20s Dial Strowger Handset Line Check Call Ring Technician Tool PAX RARE!!!
$85.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4928-300x300.jpg)
Lot of 18 Neutrik NL 4FC SpeakOn Connectors for Loudspeakers NOS
$75.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363024647899-001-300x300.jpg)
Lot of 8 Heavy Duty Genelec Handles for 1036 Speaker Cabinets Touring Road Cases
$300.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4827-fix-300x300.jpeg)
Magnecorder 814 Tape Machine Transport Vintage Reel-To-Reel Magnecord
$250.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/362909432674-001-300x300.jpg)
Mini Tube Amp Mono Vintage AMD The Fisher PR-6 RARE 12AX7 Phono Preamp
$199.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/s-l1600-80-300x300.jpg)
Monarch L157983 Transmitter Mouthpiece for Antique Telephone RARE!!!
$100.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_5575-2-300x300.jpg)
NPC 5113 Head Shell for Phonograph Cartridge and Stylus Vintage Tonearm Headshell Specialized Turntable Part
$12.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4304-300x300.jpg)
Permo Point GC 97-8 New Osmo Coin Phonograph Needle Astatic Type G
$8.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4381-e1604085380211-300x300.jpg)
Perpetuum-Ebner PE Ronette SA-075 Phono Stylus Vintage RARE!
$75.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363024664099-001-300x300.jpg)
Philmore VU-5 Miniature Analog Panel VU Meter for Audio NOS In Box RARE!!!
$70.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_5398-e1627247216827-300x300.jpg)
Phono Cartridge Speed Selector Cap 33-45 78rpm Vintage Phonograph Stylus Part Needle Turntable Record Player RARE!!! #2 White
$20.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4392-e1604086337580-300x300.jpg)
Pickering HP AC-1 Phono Cartridge Vintage Rare with Stylus
$40.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4387-300x300.jpg)
Pickering V-15 AT-3 Phono Cartridge Vintage RARE! Turntable Part
$40.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/362903756280-001-300x300.jpg)
ProCo PM148 1/4″ Patch Bay – 1U Quality Steel Easy Audio Signal Routing Jack
$250.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/11/IMG_5085-e1604541631404-300x300.jpg)
Radio Shack TRC-508 Voice Actuated Two-Way Communicators Pair Vintage Fun!
$20.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/11/IMG_5097-300x300.jpg)
Radio Shack Two-Way Radio Kit TRC-508 Vintage Voice Actuated Earphone Microphone
$21.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/12/IMG_6196-300x300.jpg)
RARE Western Electric 4-A Reproducer Head WE Victrola Phonograph Stylus Cartridge Needle Turntable Vintage Tonearm #1
$500.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_5315-1-e1627189044895-300x300.jpg)
RARE Western Electric 4-A Reproducer Head WE Victrola Phonograph Stylus Cartridge Needle Turntable Vintage Tonearm #2
$500.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/362905647807-001-300x300.jpg)
RAREST Western Electric 25-B Amplifier WITH 205D Tubes 1920s Vintage UNOBTAINIUM
$9,000.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/362975956383-001-300x300.jpg)
RCA General Electric PR-539 Rheostat Antique Variable Resistor RARE!!!!
$55.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_5568-300x300.jpg)
RCA Head Shell Vintage Tonearm Parts for Phonograph Cartridge Red Hard Plastic
$24.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/Screen-Shot-2020-09-27-at-11.52.48-PM-300x300.png)
RCA High Voltage Rectifier Socket NOS Part 133877
$10.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/362976430462-001-300x300.jpg)
RCA QC121 Quartz Crystal Oscillator for Early Radio RARE Vintage Amateur Ham
$80.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/362976337280-001-300x300.jpg)
RCA Radiotron Vacuum Tube 864 Vintage Early Radio RARE!!! #1
$75.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/362976338406-001-300x300.jpg)
RCA Radiotron Vacuum Tube 864 Vintage Early Radio RARE!!! #2
$75.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363024541030-001-300x300.jpg)
RCA V Victor Phonograph Stylus Needle Reproducer Head
$120.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_5472-2-e1627240800466-300x300.jpg)
RCA Victor 74067 Phono Crystal Cartridge Replacement with Stylus Original Box Used Phonograph #1
$105.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_5460-2-e1627243198456-300x300.jpg)
RCA Victor 74067 Phono Crystal Cartridge Replacement with Stylus Original Box Used Phonograph #2
$110.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_5449-2-e1627242886179-300x300.jpg)
RCA Victor 74067 Phono Crystal Cartridge Replacement with Stylus Original Box Used Phonograph #3
$105.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/07/IMG_5636-2-e1627274095186-300x300.jpg)
RCA Victor Steel Needles >>> Lot of 2 Vintage Packs >>> One Unopened NOS! Victrola Phonograph Stylus Points Original Envelope RARE!!!!
$55.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363026150817-001-300x300.jpg)
Roanwell Fold-Up Military Handset Telephone Microphone Vintage RARE!!!!!
$85.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/08/IMG_6434-e1629789964394-300x300.jpg)
Robert Williams “Rogue’s Gallery Alphabet” Framed and Matted Signed Print (of 300 Made) L’Imagerie Los Angeles Guns + Roses Robt.
$435.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4396-e1604086781398-300x300.jpg)
Ronette TO-222 Phono Cartridge Vintage for Parts or Restoration
$38.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4271-e1604042732123-300x300.jpg)
Seeburg 245789 Sapphire Replacement Stylus Pair Jukebox Phonograph 45RPM
$125.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/11/IMG_5373-300x300.jpg)
Sharpe Pocket Transmitter for Wireless Microphone Vintage Spy Radio
$45.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363024567059-001-300x300.jpg)
Simpson Decibel Panel Meter Vintage Classic
$45.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4371-e1604084527720-300x300.jpg)
Sonotone 3TL Phono Cartridge with Stylus Vintage RARE!
$65.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/10/IMG_4375-300x300.jpg)
Sonotone Dual-Sided Phonograph Needle NOS Vintage! 3TL?
$10.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363005868790-001-300x300.jpg)
Sovereign A-C Vacuum Tube with General Radio 349 Base Vintage RARE!
$175.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2021/08/IMG_6230-e1629706970278-300x300.jpg)
Studer A80 Analog Mastering Tape Deck RARE!!! for 1/4″ x 10″ Reels Crystal Electronics Vintage Machine 70s 80s Stereo
$4,600.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/362905625821-001-300x300.jpg)
SUPER RARE Astatic EA-2 Tube Equalizer Mono Vintage
$399.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363026144622-001-300x300.jpg)
The Bristol Co. Audiophone Vintage Tone Arm Reproducer Needle Stylus RARE!!!!
$150.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/362963640732-001-300x300.jpg)
The Fisher PR-6 Tiny Single Tube Amp Vintage Mono Preamp – Darn Cute!
$199.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363014397763-001-300x300.jpg)
Thordarson Variable Condenser Early Radio
$55.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/362963644183-001-300x300.jpg)
Tiny Amp PR-6 Single Tube The Fisher Vintage Mono Preamp – Adorable!
$199.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363024560956-001-1-300x300.jpg)
Vintage D.C.Amperes Panel Meter Model Rectifier Corp 1957 Classic!
$20.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/362963268386-300x300.jpg)
Vintage PT-515 Top Hat Diodes – Group of 3 Used – Radio Phonograph Television
$13.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363006077141-001-300x300.jpg)
Western Electric 107-A Amplifier Portable RARE RARE RARE Museum Piece
$1,625.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/362959769478-001-300x300.jpg)
Western Electric 112-A Output Transformer RARE Audio Radio Part
$260.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363012057782-001-300x300.jpg)
Western Electric 14A Loud Speaking Telephone Outfit Tube Amplifier HOLY COW RARE
$8,500.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363015250274-001-300x300.jpg)
Western Electric 2 A Current Supply Set Power for Loud Speaking Telephone Outfit
$3,900.00
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![Western Electric rare vacuum tube for vintage radio.](https://shop.sylviamassy.com/wp-content/uploads/2020/09/s-l1600-110-300x300.jpg)
Western Electric 242-A Vacuum Tube Vintage SUPER RARE! Early Radio WE
$2,650.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/363026162212-001-1-300x300.jpg)
Western Electric 276-A Vacuum Tube RARE!!! Vintage WE Early Radio
$1,100.00
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![](https://shop.sylviamassy.com/wp-content/uploads/2020/09/362905701598-001-300x300.jpg)
Western Electric 34-A Amplifier SUPER RARE Includes Tubes UNOBTAINIUM 20s
$8,750.00
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