LUXMAN   vintage audio

Realistic SA-150 LoFi mini-amplifier



Around 1983 Tandy 'Radio Shack' company came with its Realistic SA-150 amplifier.

The SA-150 has a output power Sanyo IC and specifies less output power: 1,8 Watts /channel.


front ^

detail front


Owners manual:

click here to download the user manual of the SA-150, (RCA SA-155 version)


special futures:


Distortion (THD 20Hz - 20kHz) < 0.1%
at continuous output per channel: 1,8 W RMS.
Speaker impedance: 8~16ohms
Signal/noise ratio: 85dB power amp. section
4 x RCA input, rec. output in back, phono input switchable for magnetic and ceramic cartridge.
Very light and small footprint amp.
Size: 3.5" x 9.25" x 6 7/8" (HWD)




schematics Realistic SA-150: click here



You may replace some capacitors and resistors in the power supply and power rail.
This amplifier may use a Sanyo IC module LA 4440 in the power amp. section.
The amp can be modified to a 2x 6 Watts RMS amp.

interior version 1 ^


interior version 2 ^

Updated interior version 3^


PCB  and IC ^


Backpanel ^

Examples of the modification  ^ V

Datasheet of the Sanyo IC LA4440 click here to download or view.



The sound is good.

Box to ship it in ^



Hans Hilberink - PE1MMK 2003 - Last update: 10-10-2016.