Click image to enlarge

Description

1951 Info on designing and building a Bass-Reflex Speaker Cabinets. These cabinets will bring out the bass without boom or objectionable resonance. Chart for cabinets using from 8" to 15" speakers.
 
This is an original 1 page magazine article from 1951.
Page measures 6 1/2” x 9”
We do not photocopy these.

Article Includes
  • Measured Drawings and Diagrams
  • Instructions

Payment

Payment: by Paypal, Visa, Mastercard, Discover, American Express, Apple Pay, G Pay, accepted thru eBay. Items shipped upon receipt of payment.  

Shipping

  • Multiple Items may be grouped to save on shipping. When buying more than one item please use the shopping cart for the best shipping price.
 
  • Rates:
    • $5.89 for USPS Ground Advantage
    • $11.00 for priority mail service.
    • $5.89 for Canadian shipping - Additional items $1 each.
    • $7.00 other International shipping - Additional items $1 each.

About Us

Grandpa's Secrets

Discover a Wealth of How-to Projects
& Plans from a Bygone Era.

Explore our Scientific & Mechanical
History in Vintage Hobby, Craft,
& Technical Magazine Articles.