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2. Constant-voltage speaker system - Wikipedia

   en.wikipedia.org/wiki/Constant-voltage_speaker...

   Constant-voltage speaker systems are also commonly referred to as 25-, 70-, 70.7-, 100 or 210-volt speaker systems; distributed speaker systems; or high-impedance speaker systems. In Canada and the US, they are most commonly referred to as 70-volt speakers. In Europe, the 100 V system is the most widespread, with amplifier and speaker products ...

3. Talk:Constant-voltage speaker system - Wikipedia

   en.wikipedia.org/wiki/Talk:Constant-voltage...

   For example, in 1967, Crown International introduced the DC300 amplifier, which is capable of directly driving 70-volt lines, as well as traditional speaker loads, thanks to its overall power [1] of 500W. [2] In 1987, Crown introduced the Macrotech 2400, capable of driving 100-volt lines directly. [3]

4. Harman Kardon - Wikipedia

   en.wikipedia.org/wiki/Harman_Kardon

   Bogen was not interested so Harman resigned in 1953, [3] taking his boss, Bogen's chief designer Bernard Kardon (January 8, 1914 – April 14, 1993) with him. Naming their new company Harman/Kardon Inc. , [ 4 ] each invested $5,000 (equivalent to $56,940 in 2023) in capital and opened a production facility in Westbury, New York.

5. Full-range speaker - Wikipedia

   en.wikipedia.org/wiki/Full-range_speaker

   Several manufacturers build small (typically 115 mm (4.5")) diameter full-range drivers into miniature enclosures, and many of these include 25 or 70-volt line transformers, for use on commercial sound systems employing long speaker cables.

6. Valve Amplification Company - Wikipedia

   en.wikipedia.org/wiki/Valve_Amplification_Company

   On June 10, 2014, Kevin Hayes was issued U.S. Patent 8,749,310 for "amplifier bias control". This patent covers the only known technique for observing the true underlying quiescent current (idle current) of an output tube (or transistor) under dynamic signal conditions, and then holding it to the stable target value with a precision of 99% or ...

7. Benadryl for Dogs? A Vet Explains How Much You Should Give - AOL

   www.aol.com/benadryl-dogs-vet-explains-much...

   70 to 140. 70 to 210. 80. 80 to 160. 80 to 160. 80 to 240. 90. 90 to 180. 90 to 180. 90 to 270. 100. 100 to 200. 100 to 200. 100 to 300. Toxic Dose. If you follow the doses listed above, you will ...