Author Topic: Jeff Rowlands 501 Monoblocks  (Read 1492 times)

Online Stormy Norman

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Jeff Rowlands 501 Monoblocks
« on: January 02, 2018, 03:57:12 PM »
Up for sale are Jeff Rowlands 501 Monoblocks, black and silver in colours and in excellent condition, comes with power and trigger 12v cables and a pair of 3 meters bi-wired speaker cables (Aberdare terminated on both sides with QED Air Locks banana plugs)

Effortless power for even the most demanding of loudspeakers: 500 watts/8 ohm, 1000 watts/ 4 ohm. As the second owner these were used in a pet-free, smoke-free, temperature controlled environment. Photos are the exact items.

Jeff Rowland’s meticulous attention to every detail is legendary. The 501’s have gorgeous sound and gorgeous looks. A google search will reveal many glowing reviews.

Both amps run totally cool to the touch, and consume little energy. The price listed is for two monoblock amplifiers.

Rated Output Power: 500 Watts (8 ohms) / 1000 Watts (4 ohms)
Frequency Response: 5 Hz - 45 kHz
Dynamic Range: 120 dBA
THD: 0.1%
Inputs: 1 x Balanced XLR (Unbalanced RCA operation requires an optional XLR to RCA adapter)
Outputs: 1 Pair CE Approved Binding Posts
Dimensions (each): 2.85" (H) x 8.4" (W) x 13.0" (D)


Price - R40000
Location - Cosmo City (Roodepoort/Randburg)
Age - Not sure.
Packaging - Not original packaging, but I have a box that was shipped with they can fit in perfectly safe for shipping.
Shipping - Yes.

Info links:

https://www.hifiengine.com/manual_library/jeff-rowland/model-501.shtml

https://www.dagogo.com/jeff-rowland-design-group-501-monoblock-amplifier-reveiw/

http://www.hifi-advice.com/blog/specials/jeff-rowland-company-special/jeff-rowland-power-amplifiers/jrdg-company-special-model-501/

Actual pictures:


































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Online Stormy Norman

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Re: Jeff Rowlands 501 Monoblocks
« Reply #1 on: January 02, 2018, 04:10:45 PM »
Up for sale are Jeff Rowlands 501 Monoblocks, black and silver in colours and in excellent condition, comes with power and trigger 12v cables and a pair of 3 meters bi-wired speaker cables (Aberdare terminated on both sides with QED Air Locks banana plugs)

Effortless power for even the most demanding of loudspeakers: 500 watts/8 ohm, 1000 watts/ 4 ohm. Photos are for the exact items.

Jeff Rowland’s meticulous attention to every detail is legendary. The 501’s have gorgeous sound and gorgeous looks. A google search will reveal many glowing reviews.

Both amps run totally cool to the touch, and consume little energy. The price listed is for two monoblock amplifiers.

Rated Output Power: 500 Watts (8 ohms) / 1000 Watts (4 ohms)
Frequency Response: 5 Hz - 45 kHz
Dynamic Range: 120 dBA
THD: 0.1%
Inputs: 1 x Balanced XLR (Unbalanced RCA operation requires an optional XLR to RCA adapter)
Outputs: 1 Pair CE Approved Binding Posts
Dimensions (each): 2.85" (H) x 8.4" (W) x 13.0" (D)


Price - R40000
Location - Cosmo City (Roodepoort/Randburg)
Age - Not sure.
Packaging - Not original packaging, but I have a box that was shipped with they can fit in perfectly safe for shipping.
Shipping - Yes.

Info links:

https://www.hifiengine.com/manual_library/jeff-rowland/model-501.shtml

https://www.dagogo.com/jeff-rowland-design-group-501-monoblock-amplifier-reveiw/

http://www.hifi-advice.com/blog/specials/jeff-rowland-company-special/jeff-rowland-power-amplifiers/jrdg-company-special-model-501/

Actual pictures:


































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The price includes the speaker cables.

Online Stormy Norman

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Re: Jeff Rowlands 501 Monoblocks
« Reply #2 on: January 02, 2018, 04:16:21 PM »

















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Offline leonpjhb

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Re: Jeff Rowlands 501 Monoblocks
« Reply #3 on: January 02, 2018, 09:54:12 PM »
I have owned this model. They are really fabulous. Drives absolutely anything so so easily.
Soooo well built.


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Online Stormy Norman

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Re: Jeff Rowlands 501 Monoblocks
« Reply #4 on: January 03, 2018, 12:21:24 PM »
I have owned this model. They are really fabulous. Drives absolutely anything so so easily.
Soooo well built.


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Thanks Leon, they are well built indeed and they have the looks too.

Online Stormy Norman

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Re: Jeff Rowlands 501 Monoblocks
« Reply #5 on: January 08, 2018, 10:53:12 AM »
Bump.

Lots of enquiries but still available.

The reviews are are available on the links provide, these can drive any high end speakers available out there.

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Online Stormy Norman

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Re: Jeff Rowlands 501 Monoblocks
« Reply #6 on: January 13, 2018, 09:13:42 AM »
Bump - Still available

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Offline King_Julian_S

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Re: Jeff Rowlands 501 Monoblocks
« Reply #7 on: January 13, 2018, 01:51:55 PM »
Sheet ... this is actually a bargain for those after highend power with a budget to fit


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Non audiophile music lover...

Online HBAutomation

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Re: Jeff Rowlands 501 Monoblocks
« Reply #8 on: January 13, 2018, 02:34:10 PM »
^^ Ja but they sound so much better in stereo  :EGrin:

Online Stormy Norman

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Re: Jeff Rowlands 501 Monoblocks
« Reply #9 on: January 15, 2018, 05:49:03 AM »
Sheet ... this is actually a bargain for those after highend power with a budget to fit


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Yes, they are not massive in size but can drive even the best speakers available on the market.