Proton 301
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Product
Site
Price
Listed
eBay
Proton 300 AM/FM Radio Stereo System w/ 301 Speaker VTG, Works! Needs TLC
$89
Apr 4, 2026
$89
Apr 4, 2026
eBay
PROTON 300 AM/FM STEREO RADIO WITH PROTON 301 BI-AMPLIFIED LOUDSPEAKER
$189
Apr 1, 2026
$189
Apr 1, 2026
eBay
Vintage Proton 300 301 Tabletop Stereo AM/FM Radio Japan Metal Speakers Nice
$194
Apr 1, 2026
$194
Apr 1, 2026
eBay
Proton 301 Bi-amplified Loudspeaker Service Manual - OEM
$14
Mar 29, 2026
$14
Mar 29, 2026
eBay
Vintage Proton Model 300 AM/FM Stereo Radio, and Proton 301 Bi-Amplified Speaker
$105
Feb 12, 2026
$105
Feb 12, 2026
eBay
PROTON Model 301 Bi-Amplified Loudspeaker Power Rating 100 Watt 120V 60Hz TESTED
$68
Jan 21, 2026
$68
Jan 21, 2026
eBay
Proton 301 BI-Amplified Loudspeaker Pair - Tested Working
$139
Dec 17, 2025
$139
Dec 17, 2025
eBay
PROTON Model 301 Companion Bi-Amplified Loudspeaker 100w 120V 60Hz NOT WORKING
$39
Nov 30, 2025
$39
Nov 30, 2025
eBay
Proton Model P301R Vintage Bi Amplified Loudspeaker 100W 120V 60Hz
$99
Nov 12, 2025
$99
Nov 12, 2025
eBay
PROTON 300 AM/FM STEREO RADIO WITH PROTON 301 BI-AMPLIFIED LOUDSPEAKER - *READ
$139
Oct 13, 2025
$139
Oct 13, 2025
eBay
Proton 301 BI-Amplified Loudspeaker Black
$84
Oct 2, 2025
$84
Oct 2, 2025
eBay
Proton 301 Speaker Service Manual Original
$29
Aug 28, 2025
$29
Aug 28, 2025
eBay
Proton 300 AM/FM Stereo with Aux + 301 Amplified Stereo Speaker
$149
Jul 29, 2024
$149
Jul 29, 2024
eBay
PROTON 300 AM/FM STEREO RADIO WITH PROTON 301 BI-AMPLIFIED LOUDSPEAKER
$199
Oct 22, 2022
$199
Oct 22, 2022
eBay
Proton 301 service manual original repair book bi-amp powered speaker
$49
Dec 16, 2021
$49
Dec 16, 2021
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