Power needed
40–150 W
per channel, into 6 ohms
To hit 95 dB peaks at 3 m from a pair of PS Audio Aspen FR5, you need at least 40 W a channel. More than 150 W is wasted here — that is all PS Audio rates the speaker to take.
Show the working
- 95 dB target at the seat
- +4.8 dB for 3.0 m of distance
- -3 dB for a stereo pair
- -80.8 dB effective sensitivity
- 1.2 dB taken off to convert the 6 ohm 2.83V rating to dB per watt
- 2 dB allowed for optimistic published sensitivity
- Published sensitivity 84 dB, used as 80.8 dB per watt.
Arcam SA35 with the PS Audio Aspen FR5
Good match
6 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power rises usefully into 4 ohms (120 W to 200 W).
Full Arcam SA35 specs
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Clear this amp
144 integrated amplifiers suit the PS Audio Aspen FR5
Also show the 34 we do not recommend
1
Excellent match
6 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power nearly doubles into 4 ohms (100 W to 200 W) - a stiff supply that copes with hard loads.
Balanced against the price of the speakers.
2
Excellent match
8 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power nearly doubles into 4 ohms (150 W to 300 W) - a stiff supply that copes with hard loads.
Balanced against the price of the speakers.
3
Excellent match
5 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power nearly doubles into 4 ohms (80 W to 150 W) - a stiff supply that copes with hard loads.
Balanced against the price of the speakers.
4
Excellent match
5 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power nearly doubles into 4 ohms (75 W to 150 W) - a stiff supply that copes with hard loads.
Balanced against the price of the speakers.
5
Excellent match
5 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power nearly doubles into 4 ohms (80 W to 160 W) - a stiff supply that copes with hard loads.
Balanced against the price of the speakers.
6
Excellent match
4 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power nearly doubles into 4 ohms (70 W to 140 W) - a stiff supply that copes with hard loads.
Balanced against the price of the speakers.
7
Excellent match
5 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power nearly doubles into 4 ohms (80 W to 160 W) - a stiff supply that copes with hard loads.
Balanced against the price of the speakers.
8
Good match
6 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power rises usefully into 4 ohms (130 W to 190 W).
Balanced against the price of the speakers.
9
Good match
6 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power rises usefully into 4 ohms (130 W to 200 W).
Balanced against the price of the speakers.
10
Good match
7 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power rises usefully into 4 ohms (140 W to 220 W).
Balanced against the price of the speakers.
11
Good match
6 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power rises usefully into 4 ohms (120 W to 200 W).
Balanced against the price of the speakers.
12
Good match
6 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power rises usefully into 4 ohms (130 W to 200 W).
Balanced against the price of the speakers.
13
Good match
5 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power rises usefully into 4 ohms (100 W to 160 W).
Balanced against the price of the speakers.
14
Excellent match
4 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power nearly doubles into 4 ohms (70 W to 140 W) - a stiff supply that copes with hard loads.
Sensible value pick against these speakers.
15
Excellent match
4 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power nearly doubles into 4 ohms (70 W to 140 W) - a stiff supply that copes with hard loads.
Sensible value pick against these speakers.
16
Good match
6 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power rises usefully into 4 ohms (120 W to 185 W).
Balanced against the price of the speakers.
17
Good match
5 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power rises usefully into 4 ohms (105 W to 160 W).
Balanced against the price of the speakers.
18
Good match
7 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power rises usefully into 4 ohms (160 W to 240 W).
Balanced against the price of the speakers.
19
Good match
7 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power rises usefully into 4 ohms (150 W to 250 W).
Balanced against the price of the speakers.
20
Good match
7 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
Power rises usefully into 4 ohms (150 W to 250 W).
Balanced against the price of the speakers.
Showing the best 20 of 144. Narrow it with the price range below, or a different budget split.
18 power amplifiers that would also drive them
Listed separately because they are not a complete system: a power amplifier has no volume control and no inputs to speak of, so you need a preamplifier or a streaming preamp as well. Worth it if you already own one, or if you want to buy the two halves separately.
1
Good match
6 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
No 4 ohm power rating on file, so we cannot judge current delivery.
Balanced against the price of the speakers.
2
Good match
7 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
No 4 ohm power rating on file, so we cannot judge current delivery.
Balanced against the price of the speakers.
3
Good match
7 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
No 4 ohm power rating on file, so we cannot judge current delivery.
Balanced against the price of the speakers.
4
Good match
7 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
No 4 ohm power rating on file, so we cannot judge current delivery.
Balanced against the price of the speakers.
5
Good match
8 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 2 ohms - stable into anything this speaker will throw at it.
No 4 ohm power rating on file, so we cannot judge current delivery.
Balanced against the price of the speakers.
6
Good match
6 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
No 4 ohm power rating on file, so we cannot judge current delivery.
Balanced against the price of the speakers.
7
Good match
5 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
No 4 ohm power rating on file, so we cannot judge current delivery.
Sensible value pick against these speakers.
8
Good match
5 dB of headroom over what this speaker needs - peaks stay clean.
Rated down to 4 ohms, comfortable with a 6 ohm speaker.
No 4 ohm power rating on file, so we cannot judge current delivery.
Sensible value pick against these speakers.
Were these amplifier recommendations useful?
It helps us tune the matching, and we read every comment.
Thanks. Anything you would add?
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Thanks — noted.
Sensitivity and impedance figures are the manufacturer's own. We read sensitivity as dB at 2.83 V/1 m and take 2 dB off it, because published figures run high. Treat the result as a well-founded starting point, not a measurement. Full PS Audio Aspen FR5 specs.