Description: Offered is the Ballantine db Slide Rule. The Ballantine Rule is a Slide Rule Calculator for db Radio Power Conversion and db Volts or db Power Level calculations. Nice condition. 8 1/2 X 3 inches in size. This slide rule shows decibels gain and loss for different Current and Voltage or Power Ratios. The reverse side shows decibels per volts or millivolts into 50ohms, 600ohms, 72ohms or 500 ohms. By Ballantine Laboratories, Inc. Boonton, NJ, USA. US made in 1953. Pick up the slide rule for your own needs or collection. Mouse over the photo images to zoom in. Instruction sheet not included, but available from on line sources. NO RESERVE!! Thanks for looking.
Price: 14.99 USD
Location: Lake Winola, Pennsylvania
End Time: 2024-05-19T18:52:28.000Z
Shipping Cost: 0 USD
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Item Specifics
Return shipping will be paid by: Buyer
All returns accepted: Returns Accepted
Item must be returned within: 14 Days
Refund will be given as: Money Back
Country/Region of Manufacture: United States
