Milbert Amplifiers is an American electronics manufacturer based in Gaithersburg, Maryland.
[1] Milbert manufactures audio equipments.
It introduces its mobile vacuum-tube audio amplifier in 1986, which has been followed by several models collectively in continuous production for nearly 30 years.
The company also produces vacuum-tube guitar and musical amplifiers [2] using unique impedance conversion [3] which is claimed to prolong tube operating lifetimes.
[4]