Vox ac30 dating
The lightweight version of this driver was the Celestion 44. Note that in common with the Rola G12 above, the 74 has nuts on the top cap instead of screws found on the CT3757 (further down this page). In the example above the code - "3757" - stamped on the gasket, along with the date code - "08JE" - 8th October 1960. If the gasket of the latter is original, this is a very late "alnico blue".The cone code is stamped on the cone itself - " RIC 1 FW". Assembled by the Westrex company, on which see this page..A later BO25 (with large screws on the cap) has been posted on the Plexi Palace - code 01DD = 1st April 1959. On the left, the classic blue, used extensively in AC30s.The speaker below it on that page with code 04LL on gasket, but small screws on cap, is probably from November 1954. The one pictured above is a late example, with date code "04AJ" = 4th January 1964. On the right, a pair, cones up: T530, date codes 10 and 11BJ - 10th and 11th February 1964. One designated T530 and with the code 10GH = 10th July 1963; the other called a T1088 and coded 30MJ = 30th December 1964.The AC4C1-BL combo amp now delivers this signature sound in a portable, compact body.Gain control, Bass and Treble tone controls, and a Master Volume allow any player to easily recreate this historic sound.Using a Class A, all-tube design, the AC4C1-BL provides a pair of 12AX7 preamp tubes, and relies on a single EL84 Power tube to deliver 4 Watts of power through a 10" Celestion VX 10 Speaker.
Another (if it is another) immediately below: Code 17FJ = 17th June 1964 (ie.
A Celestion T1088 made for the American market (for the Super Beatle speaker cabinet). Also note the Thomas Organ part code on a sticker: 33-5070-6-B. A very clean pair from late 1975 - code KH16 = 16th October 1975.
The label references both Vox Sound Ltd and Vox Sound Equipment Ltd.
THE CELESTION SILVER - T1088 (15 Watts with light doping) - 8ohms Cone made by Pulsonic, the British manufacturer, code H1777 Entered in the Celestion log book, 27th May 1964: "As T530, sprayed Poly Grey".
T1088s were probably present in the large AC50 speaker cabs used by the Beatles at Stockholm in July 1964.