[1] Electronic engineers and former RCA Institute classmates Eugene Shenk and Ollie Summerlin founded Pulse Techniques, Incorporated (Pultec) on February 1, 1953.
[4] After closing, he was contacted by the Power Station recording studio owner Tony Bongiovi, who wanted 24 EQP-1A3, which were produced in a final production run by Gene Shenk.
[3] In 2000, Dr. Steve Jackson sought to build a completely accurate recreation of the original EQP-1, and contacted Shenk for guidance.
[3][4] After 10 years of painstaking development, Jackson established Pulse Techniques, LLC and resumed the manufacturing of the EQP-1A3 and other classic Pultec models.
Its high frequency section offers boosting at 3, 5, 8, 10, and 12 kHz, with a separate bandwidth control for altering the Q of the EQ curve from sharp to broad.
EQH-2 (1956) - Compact (2U) two-band (low shelf and high peak) version with different tube amp design and different EQ curves, which were later incorporated into the EQP-1A.
While the owner's manual advises against doing this, in practice doing so has been discovered to be quite effective for tightening and defining the low end to sit nicely within a mix.
[13][14] In 2010, Cartec introduced the EQP1A, its own recreation of the Pultec classic with modern components and utilizing transformers and inductors of the company's own design.