Spendor LS3/5a specifications

Category : Speakers

Brand : Spendor

A small 2-way loudspeaker developed at the BBC in the early 1970s, which was available from Spendor in the 80s.

Spendor LS3/5a

Tech nical data

Special features

• Factory price 1984 according to the report Doller 300 - 500
  • annual average
  • US dollar annual high -> DM 1984 Factor 2.84631
  • US dollar annual low -> DM 1984 Factor 2.54780
  • So I assume a range of 765,- to 1424,-DM.

• Annual average
• US dollar Annual high -> DM 1984 Factor 2.84631
• US Dollar Annual low -> DM 1984 Factor 2.54780
• So I'm assuming a range of 765,- to 1424,-DM.

• Dimensions: H=30cm, W=20cm T=19cm

• External volume: (liter) 9.5

• Low Midrange sound system: Kef B110 110mm diameter
• High frequency sound system: Kef T27 25mm diameter
• Cut-off frequency: (kHz) 3.5

• Frequency Range: (Hz) 50-20,000
• Frequency Response: (+/- 3 dB /Hz) 90-20,000
• TYPE Selection + Pair matching (dB) +/- 0.75

• Sensitivity: (1W 1m /dB) 79.5< /li>

• Rated Load capacity: (W) 20 /Music Load capacity: (W) 60

• Recommended amplifier power: (W) 30 - 60

• Impedance (ohms) 8

• Protection Fuse: Yes
• BiWiring Connection: Yes
• BiAmping connection: Yes
• Allen screw fitting: Yes
• Pairwise delivery: Yes

• Serial number: Since there is no courier in the front area of the box, such as the Spendor 15/2 , Spendor 25/1 or 45/2, the serial numbers are, for example (compare pictures): 013298 and 013299: The the first box must always be even and the next box must always be odd.
• Another licensee of the BBC was Rogers , see also Rogers BBC LS3/5a .

• LS3/5A at English wikipedia
• Bextren is the commercial name for HIPS, cf.Spencer Hughes' notes on Spendor BC1 , e.g. http://www.spendoraudio.com/HTML/BC1.html .
• Pictures of the prototype of the LS 3/5 (1972), retrieved on March 21, 2020
• stereophile.com , first part of the article of March 17, 1977, report of the Spendor version of August 1984 (English), retrieved on March 7, 2020.

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