MalValve Head Amp Three MK4
Balanced Headphone Tube Amplifier for Electrostatic, Magnetostatic and Dynamic Headphones
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Design * Construction
- operation of electrostatic, magnetostatic and dynamic headphones
- full tube technique in the signal path
- completely balanced signal processing in all operation modes
- balancing of unbalanced input signals
- input transformer for balancing and galvanic isolation
- parallel push-pull design
- class A-operaton in all stages
- output transformers for impedance balancing
- input and output transformers from own manufacturing
- modular catridge technique
- volume control by processor-controlled relays and fixed resistors (1%)
- volume control with high resolution
- all switching processes relay-operated
- switch mode power supply for all supply voltages
- on-off muting
- individual adaptation to the efficiency of the headphones
- remote control (option)
- balanced preamp output (option)
Upgrade MK 4
- new driver stage
- at the front side adjustable gain to compensate different efficiencies of the headphones
- mechanical decoupling of the volume module
- balance control
- brightness control of the display
- new software
- new output impedances
- new output transformers
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