Originally Posted by lescanadiens
I am intrigue with Pico Power vs RSA Intruder.
For single ended, which one is your preference.
Have you compared between these two?
I was searching for Pico Power, Intruder and I was asking you about SRA 71a vs Intruder in other thread.
Many thanks in advance rudi.
Seems like you have the most complete amps for our reference in headfi!
Sorry for late reply
Battle of 3 single ended high end amp :
Source : AK 120
Amp : from left to right
RSA RS 71 A > RSA Intruder > Pico Power
Headphone : Ultrasone Sig Pro
Cable : oyaide headphone cable
Wagnus mini to mini
RS 71 A :
High : similar to Pico Power , below Intruder
Mid : the sweetest midrange from these 3
Bass : the best bass impact and slam from these 3
Soundstage : very depth , is not as wide as these 2
Separation : the other 2 has better instrument placement .
High : is more open than RS 71 A and Pico Power
Mid : is not as sweet as RS 71 A , is on par with pico power has a bit sibilance
Bass : has less bass impact compare to RS 71 A , is below Pico Power too
Soundstage : wider than RS 71 A , is on par with Pico Power
Separation : better than RS 71 A , is on par with Pico Power.
Pico Power :
High : on par with RS 71 A
Mid : below RS 71 A , is on par with Intruder
Bass : less impact compare RS 71 A , but better than Intruder .
Soundstage : wider than RS 71 A , on par with Intruder .
Separation : is on par with Intruder , better than RS 71 A.
Power wise : RS 71 A > Pico Power > Intruder
Clarity : Intruder > Pico Power > RS 71 A
Mid : RS 71 A > Intruder > Pico Power
Bass impact : RS 71 A > Pico Power > Intruder
These 3 high end portable amp has their strong and weak point .
Nobody is perfect