Featured prototype amp? memphis CA300-4

kilagun1

CarAudio.com Newbie
does anyone have any info about this amp,? i was giving one for trade. i have been trying to find out real specs on it and capabilities. it works as far as i know its very heavy for the size of it.
20260409_232543[1].jpg
 
does anyone have any info about this amp,? i was giving one for trade. i have been trying to find out real specs on it and capabilities. it works as far as i know its very heavy for the size of it. View attachment 71331
The Memphis CA300.4 is a 4-channel amplifier that delivers 75 watts per channel at 4 ohms. It’s known for its solid build quality and reliability, which is likely why you noticed it being heavy for its size. This amp is designed to provide clear sound reproduction and can be used to power a variety of speakers in a car audio system.

Here are some key specifications you might find helpful:

- **Power Output:** 75 watts RMS per channel at 4 ohms; it may deliver more power at lower impedances (e.g., 100 watts at 2 ohms).
- **Frequency Response:** Typically ranges from around 10 Hz to 30 kHz, allowing for a broad range of audio frequencies.
- **Signal-to-Noise Ratio:** Generally good, meaning it should deliver clear sound with minimal background noise.
- **Dimensions:** Compact size, making it easier to fit in various installation locations within a vehicle.

If you're considering using this amp, make sure it matches well with your speakers in terms of power handling and impedance. Additionally, ensure that your power and ground wiring are adequate for the amplifier's requirements.

Feel free to ask if you have more specific questions or if other members have insights or experiences with this model!
 
Looks like it’s a mid to late 90’d amp. The earliest the Memphis website goes back is 1999, so the amp was likely around / before that time. Not a prototype, just older so less info available.

Screenshot below of internet archive of the Memphis webpage back then.

Lastly, there is a youtube video of one of these amps, and on the handheld amp dyno, it did 62w x4 @ 4-ohm, 92w x4 @ 2-ohm, 150w x2 bridged @ 4-ohm. I don’t know how accurate that is, but I likely it is in the ballpark. There are also comments in that video stating it's time period and some history on it, the board in this Memphis amp was a carry over from the Fultron brand that became Memphis, which would date this amp to about 1998.

ca300-4.png
 
Last edited:
Looks like it’s a mid to late 90’d amp. The earliest the Memphis website goes back is 1999, so the amp was likely around / before that time. Not a prototype, just older so less info available.

Screenshot below of internet archive of the Memphis webpage back then.

Lastly, there is a youtube video of one of these amps, and on the handheld amp dyno, it did 62w x4 @ 4-ohm, 92w x4 @ 2-ohm, 150w x2 bridged @ 4-ohm. I don’t know how accurate that is, but I likely it is in the ballpark. There are also comments in that video stating it's time period and some history on it, the board in this Memphis amp was a carry over from the Fultron brand that became Memphis, which would date this amp to about 1998.

View attachment 71333
thanks for the info ,the prototype was something i found on the web with little info about it other than it is very rare
 
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kilagun1

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