Lot # 92 - BSR Computer Memory Frequency Equalizer – Model 4000XR

Opening Bid : $ 5.00
Pickup Instructions: PICK UPS FEBRUARY 20TH- 21ST 10-2:00 PM - USE SHIPPING IF YOU CANNOT MAKE IT - LIMITED STREET PARKING -BRING HELP FOR HEAVY ITEMS - BRING YOUR OWN PACKAGING FOR HAULING DELICATE AND MULTIPLE LOT ITEMS
Start Date/Time: 09-Feb-2026 7:00:00 AM
End Date/Time: 16-Feb-2026 8:31:00 PM
Current bid:

$31.00

Highest bidder:

TNT81501

This sale will end in:
Bid for this item !

Description :

A vintage BSR Computer Memory Frequency Equalizer, Model 4000XR. This unit has been fully tested and is in proper working order. Features include programmable memory EQ settings, LED frequency display, front‑panel controls, and rear RCA input/output connections. Serial No. 4000671.

Includes the original instruction sheet shown in photos.

Condition

  • Pre‑owned

  • Tested and fully functional

  • Light cosmetic wear consistent with age and use

  • Clean front panel with intact buttons and display

  • Rear panel connections in good condition

Details

  • Model: 4000XR

  • Brand: BSR

  • Serial No.: 4000671

  • Power: Standard AC


    A solid vintage audio component for collectors, restorers, or anyone building out a classic hi‑fi system.

Dimensions : 17 in L x 12 in W x 4 in H

Auction History

Highest bidder is TNT81501

Date Bid User
12-Feb-2026 2:44:10 PM $31.00 TNT81501
12-Feb-2026 2:44:10 PM $30.00 Dem0s
12-Feb-2026 2:44:06 PM $21.00 TNT81501
12-Feb-2026 2:44:06 PM $20.00 Dem0s
12-Feb-2026 2:44:01 PM $11.00 TNT81501
12-Feb-2026 2:44:01 PM $10.00 Dem0s
10-Feb-2026 3:09:31 PM $5.00 TNT81501

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