James Bongiorno passed away yesterday.
Here’s an overview of his work:
Hadley Laboratories 622C Power Amplifier, contributing engineer
Marantz Model 15 Power Amplifier, contributing engineer
Dynaco Stereo 400 Power Amplifier, Designer
Dynaco AF-6 AM/FM Tuner, contributing engineer
SAE (Scientific Audio Engineering)
XXXIB Power Amplifier, Designer
IIIC/CM Power Amplifier, Designer
IVD/DM Power Amplfier, Designer
VIB Stereo Tuner, contributing engineer
IC Stereo Preamplifier, contributing engineer
The following products continued to use my circuit topology:
2200, 2300, 2400, 2500, 2600, “A” series, “X” series
GAS (The Great American Sound Co.) Chief Designer
Ampzilla Power Amplifier
Ampzilla II (World’s first servo-controlled power amplifier)
Thaedra Preamplifier (World’s first (and only) servo controlled preamp
Thoebe Preamplifier
Son of Ampzilla Power Amplifier
Thalia Preamplifier
Grandson Power Amplfier
Sleeping Beauty Moving Coil Cartrdges
Sumo Electric Co. Ltd. Chief Designer
The Power, World’s first 450 watt/channel fully balanced Bridge Power Amp
The Gold, World’s first patented solid state Class A Power Amplifier
The Nine, World’s first low cost solid state class A power amplifier
The Nine+, Ruggedized version
Electra Preamplifier
“Charlie” the Tuner, world’s first premium low cost stereo tuner
The Half-power, stereo power amplifier
Andromeda, world’s first low cost solid state class AB Balanced Power Amp
The Sumo I, Magnetic Phono Cartridge
The Sumo II, Moving coil Phono Cartridge
Harmon-Kardon, Consultant, Completely redesigned the Citation 23 Tuner
Crown Radio, Japan, 4 luxurious Power amps, 2 Luxuious Preamps, a fully
Equalized (phase & amplitude) 3-way electronic crossover.
Spread Spectrum Technologies Inc.. Chief Designer
Ampzilla 2000, fully balanced monobloc power amplifier
Trinaural Processor
Consulting Analog Engineer - Constellation Audio
Here’s an overview of his work:
Hadley Laboratories 622C Power Amplifier, contributing engineer
Marantz Model 15 Power Amplifier, contributing engineer
Dynaco Stereo 400 Power Amplifier, Designer
Dynaco AF-6 AM/FM Tuner, contributing engineer
SAE (Scientific Audio Engineering)
XXXIB Power Amplifier, Designer
IIIC/CM Power Amplifier, Designer
IVD/DM Power Amplfier, Designer
VIB Stereo Tuner, contributing engineer
IC Stereo Preamplifier, contributing engineer
The following products continued to use my circuit topology:
2200, 2300, 2400, 2500, 2600, “A” series, “X” series
GAS (The Great American Sound Co.) Chief Designer
Ampzilla Power Amplifier
Ampzilla II (World’s first servo-controlled power amplifier)
Thaedra Preamplifier (World’s first (and only) servo controlled preamp
Thoebe Preamplifier
Son of Ampzilla Power Amplifier
Thalia Preamplifier
Grandson Power Amplfier
Sleeping Beauty Moving Coil Cartrdges
Sumo Electric Co. Ltd. Chief Designer
The Power, World’s first 450 watt/channel fully balanced Bridge Power Amp
The Gold, World’s first patented solid state Class A Power Amplifier
The Nine, World’s first low cost solid state class A power amplifier
The Nine+, Ruggedized version
Electra Preamplifier
“Charlie” the Tuner, world’s first premium low cost stereo tuner
The Half-power, stereo power amplifier
Andromeda, world’s first low cost solid state class AB Balanced Power Amp
The Sumo I, Magnetic Phono Cartridge
The Sumo II, Moving coil Phono Cartridge
Harmon-Kardon, Consultant, Completely redesigned the Citation 23 Tuner
Crown Radio, Japan, 4 luxurious Power amps, 2 Luxuious Preamps, a fully
Equalized (phase & amplitude) 3-way electronic crossover.
Spread Spectrum Technologies Inc.. Chief Designer
Ampzilla 2000, fully balanced monobloc power amplifier
Trinaural Processor
Consulting Analog Engineer - Constellation Audio