“ I've got the Purist version w. volume pots for each channel + the master volume. Neutral, maybe a little lean to my taste. ” --SebastianL
Ear+ HD Super II Headphone Amplifier. The use of 6BQ5/EL84 output tubes in the Ear+ HD250 was popular with customers who appreciated the wide availability of the type. Like the HD250, the new HD Super II utilizes the EL84 with triode connection in cathode follower mode (as is the 12B4A in the Ear+ HD). The 12AX7/5751 drivers are configured in SRPP topology. The power supply is constructed...