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Most orders ship within 1–2 business days via UPS. Larger equipment ships via freight carrier, and customers can use the shipping estimator on the product page for a location-specific quote. Local pickup is also available at the Fairfield, IL facility, typically ready within 4 hours.

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Giddings and Lewis Servo Interface Circuit Board 502-03092-00

$249.00 USD

Sale Sold out

ConditionSurplus - Untested MPN502-03092 Stock #0226-00549

Photos reflect current condition. Items differing from description may be eligible for return or refund — see our condition guide.

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Estimated package weight: 3.0 lbs

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Giddings and Lewis Electronics Servo Interface circuit board, catalog number 502-03092-00, PCB board number 501-03882-00, revision RC, dated 5/84. The Giddings and Lewis logo appears on the component side along with the designation "SERVO CHAN" at connector P2 and labeled test points TP1 through TP10 along the left edge. Signal labels visible include GAIN, BAL, COS IND, RES CMD, DRV, SIN IND, FDBK 1, FDBK 2, and GND.

The board is populated with National Semiconductor LM301 and LM1458 op-amp ICs in DIP packages, two large TO-3 style power transistors identified as S8548 / LH0101CK mounted to purple anodized aluminum heat sinks, precision RS-7 wirewound resistors rated 100 ohm 0.05%, trimmer potentiometers, and gold-fingered edge connectors on both ends. The board was manufactured in the USA.

This board is listed in the Giddings and Lewis 8000 CNC circuit board inventory as the Servo Interface, where it provides the analog servo command and feedback interface function within the G&L CNC control system. It is suitable as a direct replacement or spare for compatible Giddings and Lewis CNC machine tool systems. Compatibility should be confirmed against the specific machine and control configuration prior to installation.

Stock # 0226-549

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Shipping & Handling

Most orders ship within 1–2 business days via UPS, but expedited same-day handling is available as an add-on to orders in cart. Larger equipment ships via freight carrier. Use the shipping estimator above for a location-specific quote. Local pickup is also available at our Fairfield, IL facility, typically ready within 4 hours.

Returns & Condition

All items are sold as-described based on the photos and condition listed. If an item arrives differing from its description, it may be eligible for return or refund. See our full condition guide for details on our grading terms.

Payment Options

We accept all major credit cards, PayPal, and Shop Pay. Purchase order and wire transfer payment is also available by selecting "Purchase Order / Wire Transfer" at checkout. Payment is due prior to shipment. Contact us for custom terms on established accounts. Tax exemptions are honored if proper documentation is provided.