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Guzik

Guzik 300663 External Differential PCB AEI Circuit Board 15/92 Made in USA

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SKU:
42742
MPN:
300663
Condition:
Used
Availability:
Usually ships within 1-2 business days.
Weight:
0.95 LBS
Shipping:
Calculated at Checkout
  • Guzik 300663 External Differential AEI PCB front view showing full component side with ICs, inductors, and capacitors
  • Guzik 300663 AEI circuit board angled top view showing reverse side orientation with green sticker and component layout
  • Close-up of Guzik 300663 PCB serial number label S/N:1315 with Motorola IC chip and +6V power rail markings visible
  • Guzik 300663 External Differential PCB solder side view showing clean solder joints and board traces
$65.00
Was: $125.00
Current Stock: 1

Sold Out

Description

Guzik 300663 External Differential PCB AEI Circuit Board 15/92 Made in USA

The Guzik 300663 is an External Differential PCB designated as an AEI (Analog Electronics Interface) circuit board, date-coded 15/92, manufactured in the USA. Guzik Technical Enterprises is a well-known maker of precision disk drive test and certification equipment, and boards of this type are used as analog signal conditioning or interface assemblies within Guzik hard disk drive test systems. The board handles external differential signal processing, providing buffered, noise-resistant signal paths between drive mechanics and the broader test instrument electronics.

Specifications & What's Included

  • Manufacturer: Guzik Technical Enterprises
  • Part Number: 300663
  • Board Type: External Differential PCB / AEI Circuit Board
  • PCB Date Code: 15/92
  • Country of Manufacture: United States (marked on board)
  • Form Factor: Bare PCB assembly
  • Notable ICs: Motorola-marked DIP IC visible (MC10H1xx series, markings partially legible in photos)
  • Power Rails: +6V supply rails visible on board silkscreen
  • Components: Multiple DIP ICs, inductors, electrolytic and ceramic capacitors, resistor networks (RP designators), diodes, and through-hole passive components
  • Includes: Board only — no additional accessories, cables, or hardware included

Applications

Guzik Technical Enterprises designs and manufactures hard disk drive test, certification, and analysis equipment used in data storage manufacturing and R&D. Differential signal PCBs like this 300663 AEI board are internal assemblies within Guzik's disk drive spin-stand and certification platforms, where they condition analog read/write channel signals and interface drive heads or preamplifiers to the instrument's measurement electronics. These boards support high-precision, low-noise differential signal acquisition essential to magnetic recording test applications. They are relevant to engineers maintaining or repairing Guzik test systems, facilities running legacy disk manufacturing or certification lines, and electronics technicians sourcing replacement boards for Guzik equipment. The date code of 15/92 places manufacture in the early 1990s, consistent with Guzik's disk test platforms of that era.

Condition: Used
This Guzik 300663 External Differential AEI circuit board has been inspected and is in good used condition. It was pulled from a working environment where it was in use and functional. The board shows normal wear consistent with prior service use. Solder joints and components appear intact with no obvious damage visible. Please view our photo set and contact us if you have any questions.
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Warranty Information

We stand behind every item we sell with a 30-day money-back guarantee. If your item arrives not as described, you may return it within 30 days for a full refund. Please inspect your purchase upon arrival and contact us with any questions.
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Additional Information

Brand:
Guzik
Model:
300663
MPN:
300663
Type:
External Differential Circuit Board / PCB
SKU:
42742
Seller Notes:
Board only, no additional accessories included.
Country/Region of Manufacture:
United States
Form Factor:
Bare PCB / Card
Board Designation:
AEI External Differential
PCB Date Code:
15/92
Condition:
Used – Pulled from Working Environment
Condition Notes:
Guzik 300663 External Differential AEI PCB in good used condition. Pulled from a working environment where it was in use and functional. Inspected; no obvious damage. Board only.
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