Sold FS: RD Audio D9

ricoshay
10+ year member

CarAudio.com Elite
Rating: 100%
3 0 0
Kinda to much amp for me at this point.

9/10 condition..scratches on mounting feet

$800 SHipped to cont U.S...partial trades for other 2kw+ sub amps considered (AQ2200d,autotek mm4000.1d, US amps md3d, sundown, AP30001d,etc)

Digital class-D linkable mono block amplifier

MOSFET PWM power supply

Daisy-chain through output RCA

Heavy duty cooper layer double sided epoxy PCB

Stable into 1 ohm and 2 ohm parallel amplifier connection availability

24 dB low pass (LPF) crossover variable

18 dB bass boost equalization control variable

180 degree variable adjustable phase shift

24 dB subsonic filter variable

Selectable Switch for MASTER and SLAVE Operation

Speaker short, over current, thermal, and DC protection circuit

RCA line input and line output

2 x 0 guage (AWG) battery input connectors

Efficiency: 86% at 4 ohm, 100 Hz

Tested voltage & THD : 14.4V and less than 1% THD at 4 ohm RMS watt

Operating voltage: DC 10V ~ 18V power input

Damping factor: better 350 into 1 ohm

Wired remote controller

Specifications

RMS power, 2 ohm linkable/dual mono

RMS power, .75 ohms mono 5400

RMS power, 1 ohm mono 3600

RMS power, 2 ohm mono 1800

RMS power, 4 ohms mono 900

Signal to Noise Ratio >100dB

Low pass frequency crossover 35Hz~300Hz

Subsonic filter 10Hz~60Hz

Bass boost @ 45Hz 0~18dB

Phase shift control 0~180 degree

Frequency response 10Hz~350Hz (+/- 1dB)

T.H.D @ 4 ohm

Efficiency @ 4 ohm 86%

Fuse rating 500 amps

Input Sensitivity 200mV to 6V (+/- 5%)

d91-1.jpg


d91.jpg


d92.jpg


 
Activity
No one is currently typing a reply...
Old Thread: Please note, there have been no replies in this thread for over 3 years!
Content in this thread may no longer be relevant.
Perhaps it would be better to start a new thread instead.

About this thread

ricoshay

10+ year member
CarAudio.com Elite
Thread starter
ricoshay
Joined
Location
Atlanta,GA
Start date
Participants
Who Replied
Replies
14
Views
957
Last reply date
Last reply from
Louisiana_CRX
561786595_18427607485102160_7010259965928918509_n.jpg

just call me KeV

    Oct 9, 2025
  • 0
  • 0
561583216_18427455586102160_8141545757991593433_n.jpg

just call me KeV

    Oct 9, 2025
  • 0
  • 0

New threads

Top