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Thread: Decisions decisions

  1. #1
    Join Date: Jan 2008

    Location: Norfolk, UK

    Posts: 6,209
    I'm BigBobJoylove.

    Default Decisions decisions

    I did some headphone auditioning this week and I can happily say that my absolute favourites (amongst the ones I auditioned) are the Beyerdynamic DT880s which frankly destroyed the competition. So I discovered that if the headphones are ordered directly from BD themselves, by utilising the 'Manufaktur' process one can customise a pair as required - this includes the expected stuff like colours, materials and personal text.

    However, with the funky fun stuff aside (and boy oh boy have I got a spanking design saved!), there remains a choice of impedance. The options are 32ohms, 250ohms and 600ohms. Clearly the 32ohms version is intended for portable music players and not really heavy enough going for audiophile use. So the choice is between 250ohms and 600ohms versions, BD claim that the 600ohms version are the ultimate audiophile choice but a lot headphone amplifiers claim not to drive headphones that demand current that high. Am I going to run into problems with over heating headphone amps or will I be okay providing I get one with a lot of clout, the Heed Canamp being a prime example?

    What would you go, 250 or 600?

    Ben Duncan mains conditioner
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  2. #2
    Join Date: Feb 2008

    Location: North East UK

    Posts: 6,358
    I'm InSpace.

    Default

    Quote Originally Posted by Filterlab View Post
    So the choice is between 250ohms and 600ohms versions, BD claim that the 600ohms version are the ultimate audiophile choice but a lot headphone amplifiers claim not to drive headphones that demand current that high. Am I going to run into problems with over heating headphone amps or will I be okay providing I get one with a lot of clout, the Heed Canamp being a prime example?

    What would you go, 250 or 600?
    Eh?... doesn't make sense according to Ohms law! Current will go down as impedance goes up.

    Whichever you go for just make sure you match impedance's as much as possible. Matched impedance = maximum power transfer, and other beneficial stuff.
    Shian7
    --------------------------------------------------------

    Kudakutemo
    kudakutemo

    ari mizu-no tsuki

    Though it be be broken -
    broken again - still it's there:
    the moon on the water.

    - Choshu.

  3. #3
    Join Date: Jan 2008

    Location: Norfolk, UK

    Posts: 6,209
    I'm BigBobJoylove.

    Default

    Well that's the crux of my questioning, I've heard of amplifiers having delivery stability problems at low impedances, but high impedances - surely that shouldn't matter? Some headphone amplifier spec sheets state a maximum headphone impedance limit, usually less than 600 but on occasion 600 exactly. Anyway, I'll look to match impedance as much as possible whatever I choose.

    Ben Duncan mains conditioner
    2022 MacBook Pro 14" M1 Pro 10/16/16/16
    Samsung QE75Q90T 75" QLED TV
    XMOS DSD Async USB to Coax converter
    RME Audio ADI-2 FS (AK4493) DAC
    Chord Clearway XLR interconnects
    Audioquest Crimson USB interconnect
    QED Quartz Reference optical interconnect
    Edifier S3000 Pro active speakers
    Atacama SE24 stands

  4. #4
    Join Date: Jan 2008

    Location: Wrexham, North Wales, UK

    Posts: 110,012
    I'm AudioAl'sArbiterForPISHANTO.

    Default

    As fun as this is, chaps, can I move it to our headphones section (Artist's Palette)?

    I know it's rather anal, but I like all the topics posted in their relevant sections

    Marco.
    Main System

    Turntable: Heavily-modified Technics SL-1210MK5G [Mike New bearing/ETP platter/Paul Hynes SR7 PSU & reg mods]. Funk Firm APM Achromat/Nagaoka GL-601 Crystal Record Weight/Isonoe feet & boots/Ortofon RS-212D/Denon DL-103GL in Denon PCL-300 headshell with Funk Firm Houdini/Kondo SL-115 pure-silver cartridge leads.

    Paul Hynes MC head amp/SR5 PSU. Also modded Lentek head amp/Denon AU-310 SUT.

    Other Cartridges: Nippon Columbia (NOS 1987) Denon DL-103. USA-made Shure SC35C with NOS stylus. Goldring G820 with NOS stylus. Shure M55E with NOS stylus.

    CD Player: Audiocom-modified Sony X-777ES/DAS-R1 DAC.

    Tape Deck: Tandberg TCD 310, fully restored and recalibrated as new, by RDE, plus upgraded with heads from the TCD-420a. Also with matching TM4 Norway microphones.

    Preamps: Heavily-modified Croft Charisma-X. LDR Stereo Coffee. Power Amps: Tube Distinctions Copper Amp fitted with Tungsol KT-150s. Quad 306.

    Cables & Sundries: Mark Grant HDX1 interconnects and digital coaxial cable, plus Mark Grant 6mm UP-LCOFC Van Damme speaker cable. MCRU 'Ultimate' mains leads. Lehmann clone headphone amp with vintage Koss PRO-4AAA headphones.

    Tube Distinctions digital noise filter. VPI HW16.5 record cleaning machine.

    Speakers: Tannoy 15MGs in Lockwood cabinets with modified crossovers. 1967 Celestion Ditton 15.


    Protect your HUMAN RIGHTS and REFUSE ANY *MANDATORY* VACCINE FOR COVID-19!

    Also **SAY NO** to unjust 'vaccine passports' or certificates, which are totally incompatible with a FREE society!!!


  5. #5
    Join Date: Jan 2008

    Location: Norfolk, UK

    Posts: 6,209
    I'm BigBobJoylove.

    Default

    Do we have a headphones section? Why wasn't I informed?

    Ben Duncan mains conditioner
    2022 MacBook Pro 14" M1 Pro 10/16/16/16
    Samsung QE75Q90T 75" QLED TV
    XMOS DSD Async USB to Coax converter
    RME Audio ADI-2 FS (AK4493) DAC
    Chord Clearway XLR interconnects
    Audioquest Crimson USB interconnect
    QED Quartz Reference optical interconnect
    Edifier S3000 Pro active speakers
    Atacama SE24 stands

  6. #6
    Join Date: Feb 2008

    Location: http://www.homehifi.co.uk

    Posts: 6,288

    Default

    32 for sharp bass, 250 for a warmer sound, 600 if you are going to plug it into a phono output.

  7. #7
    Join Date: Jan 2008

    Location: Wrexham, North Wales, UK

    Posts: 110,012
    I'm AudioAl'sArbiterForPISHANTO.

    Default

    LOL, sorry Guv. I'd incorporated it into 'Artist's Palette' a while ago, so can we move this and "Bonce Cans" in there?

    If that's ok I might even offer some useful advice

    Marco.
    Main System

    Turntable: Heavily-modified Technics SL-1210MK5G [Mike New bearing/ETP platter/Paul Hynes SR7 PSU & reg mods]. Funk Firm APM Achromat/Nagaoka GL-601 Crystal Record Weight/Isonoe feet & boots/Ortofon RS-212D/Denon DL-103GL in Denon PCL-300 headshell with Funk Firm Houdini/Kondo SL-115 pure-silver cartridge leads.

    Paul Hynes MC head amp/SR5 PSU. Also modded Lentek head amp/Denon AU-310 SUT.

    Other Cartridges: Nippon Columbia (NOS 1987) Denon DL-103. USA-made Shure SC35C with NOS stylus. Goldring G820 with NOS stylus. Shure M55E with NOS stylus.

    CD Player: Audiocom-modified Sony X-777ES/DAS-R1 DAC.

    Tape Deck: Tandberg TCD 310, fully restored and recalibrated as new, by RDE, plus upgraded with heads from the TCD-420a. Also with matching TM4 Norway microphones.

    Preamps: Heavily-modified Croft Charisma-X. LDR Stereo Coffee. Power Amps: Tube Distinctions Copper Amp fitted with Tungsol KT-150s. Quad 306.

    Cables & Sundries: Mark Grant HDX1 interconnects and digital coaxial cable, plus Mark Grant 6mm UP-LCOFC Van Damme speaker cable. MCRU 'Ultimate' mains leads. Lehmann clone headphone amp with vintage Koss PRO-4AAA headphones.

    Tube Distinctions digital noise filter. VPI HW16.5 record cleaning machine.

    Speakers: Tannoy 15MGs in Lockwood cabinets with modified crossovers. 1967 Celestion Ditton 15.


    Protect your HUMAN RIGHTS and REFUSE ANY *MANDATORY* VACCINE FOR COVID-19!

    Also **SAY NO** to unjust 'vaccine passports' or certificates, which are totally incompatible with a FREE society!!!


  8. #8
    Join Date: Feb 2008

    Location: North East UK

    Posts: 6,358
    I'm InSpace.

    Default

    I'm sure you don't want me to tell you where to 'stick it'!
    Shian7
    --------------------------------------------------------

    Kudakutemo
    kudakutemo

    ari mizu-no tsuki

    Though it be be broken -
    broken again - still it's there:
    the moon on the water.

    - Choshu.

  9. #9
    Join Date: Jan 2008

    Location: Norfolk, UK

    Posts: 6,209
    I'm BigBobJoylove.

    Default

    Quote Originally Posted by Sensimilia View Post
    32 for sharp bass, 250 for a warmer sound, 600 if you are going to plug it into a phono output.
    Cheers Stan. What's does the sound type lean towards for the 600?

    Ben Duncan mains conditioner
    2022 MacBook Pro 14" M1 Pro 10/16/16/16
    Samsung QE75Q90T 75" QLED TV
    XMOS DSD Async USB to Coax converter
    RME Audio ADI-2 FS (AK4493) DAC
    Chord Clearway XLR interconnects
    Audioquest Crimson USB interconnect
    QED Quartz Reference optical interconnect
    Edifier S3000 Pro active speakers
    Atacama SE24 stands

  10. #10
    Join Date: Jan 2008

    Location: Norfolk, UK

    Posts: 6,209
    I'm BigBobJoylove.

    Default

    And yes, it'll be going on a phono output, actually an XLR output if I'm honest.

    Ben Duncan mains conditioner
    2022 MacBook Pro 14" M1 Pro 10/16/16/16
    Samsung QE75Q90T 75" QLED TV
    XMOS DSD Async USB to Coax converter
    RME Audio ADI-2 FS (AK4493) DAC
    Chord Clearway XLR interconnects
    Audioquest Crimson USB interconnect
    QED Quartz Reference optical interconnect
    Edifier S3000 Pro active speakers
    Atacama SE24 stands

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