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Saturday, May 7, 2016

Level 2 Single Ended OPT

Level 2 (medium-high end) Transformers 

* Representative data but not comprehensive. Please email us if you do not find what you need.
* Permalloy Cut core (C core) is available too with 10% additional charge, not for all sizes. Please email.



ModelSpecificationsPrice
 L2-6P25 Tube: 2A3, 45, 6A3, 417 (small power tubes)
Cont. Power: 6W(30Hz) Single Ended 
Imp: 3.5K-2.5K-0, 0-4-8 or 0-8-16 Ohm 
DC: 110mA max
Freq: 10Hz - 60kHz @ -3dB (in circuit)
Loss: 0.6dB
Weight: ~6KG/pair 

 * OFC copper wire, hybrid EI Permalloy core, potted in square grey case
U$490/pr
L2-6P50
 Tube: EL84, 6V6, 6F6, 71A
Cont. Power: 6W(30Hz) Single Ended
Imp: 5K-UL-0, 0-4-8 or 0-8-16 Ohm
DC: 90mA max
Freq: 10Hz - 50kHz @-3dB (in circuit)
Loss: 0.7dB  

 * OFC copper wire, hybrid EI Permalloy core, potted in square grey case  
U$490/pr


ModelSpecificationsPrice
 L2-8P25Tube: 6P3, 6L6, EL34, KT88, 6550 and etc
Cont. Power: 8W(30Hz) Single Ended
Imp: 3.5K-UL-0, 0-4-8 or 0-8-16 Ohm
DC: 110mA max
Freq: 15Hz - 50kHz @ -3dB (in circuit)
Loss: 0.6dB
Weight: ~8KG/pair

* OFC copper wire, hybrid EI Permalloy core, potted in square grey case 		U$590/pr
L2-8P50
Tube: EL84, 6V6, 6F6 and etc
Cont. Power: 8W(30Hz) Single Ended
Imp: 5K-UL-0, 0-4-8 or 0-8-16 Ohm
DC: 100mA max
Freq: 15Hz - 50kHz @-3dB (in circuit)
Loss: 0.6dB  

 * OFC copper wire, hybrid EI Permalloy core, potted in square grey case   		U$590/pr
ModelSpecificationsPrice
 L2-10P25Tube: 2A3, 6A3, and etc
Cont. Power: 10W(30Hz) Single Ended
Imp: 2.5K, 0-4-8 or 0-8-16 Ohm
DC: 180mA max
Freq: 15Hz - 60kHz @ -3dB (in circuit)
Loss: 0.4dB
Weight: ~9KG/pair

* OFC copper wire, hybrid EI Permalloy core, potted in square grey case 		U$640/pr
L2-10P35
Tube: 6L6, El34, KT88 and etc
Cont. Power: 10W(30Hz) Single Ended
Imp: 3.5K-UL-0, 0-4-8 or 0-8-16 Ohm
DC: 170mA max
Freq: 15Hz - 50kHz @-3dB (in circuit)
Loss: 0.4dB  

 * OFC copper wire, hybrid EI Permalloy core, potted in square grey case   		U$640/pr
L2-10P50
Tube: EL84, 6V6, 6F6 and etc
Cont. Power: 10W(30Hz) Single Ended
Imp: 5K-UL-0, 0-4-8 or 0-8-16 Ohm
DC: 150mA max
Freq: 15Hz - 50kHz @-3dB (in circuit)
Loss: 0.4dB  

 * OFC copper wire, hybrid EI Permalloy core, potted in square grey case   		U$640/pr
ModelSpecificationsPrice
 L2-15P25Tube: 2A3, 6B4, and etc
Cont. Power: 15W(30Hz) Single Ended
Imp: 2.5K-0, 0-4-8 or 0-8-16 Ohm
DC: 180mA max
Freq: 10Hz - 60kHz @ -3dB (in circuit)
Loss: 0.4dB
Weight: ~10KG/pair

* OFC copper wire, hybrid EI Permalloy core, potted in square grey case 		U$690/pr
L2-15P35
Tube: 300B, 6L6, KT88 and etc
Cont. Power: 15W(30Hz) Single Ended
Imp: 3.5K-UL-0, 0-4-8 or 0-8-16 Ohm
DC: 170mA max
Freq: 15Hz - 50kHz @-3dB (in circuit)
Loss: 0.4dB  

 * OFC copper wire, hybrid EI Permalloy core, potted in square grey case   		U$690/pr
ModelSpecificationsPrice
 L2-20P6Tube: 6C33C, 6336A, 6AS7, 6080 and etc
Cont. Power: 20W(30Hz) Single Ended
Imp: 600/1K, 0-4-8 or 0-8-16 Ohm
DC: 350mA max
Freq: 10Hz - 70kHz @ -3dB (in circuit)
Loss: 0.3dB
Weight: ~11KG/pair

* OFC copper wire, hybrid EI Permalloy core, potted in square grey case 		U$740/pr
L2-20P25
Tube: 2A3, 6B4, 300B and etc
Cont. Power: 20W(30Hz) Single Ended
Imp: 2.5K, 0-4-8 or 0-8-16 Ohm
DC: 190mA max
Freq: 10Hz - 60kHz @-3dB (in circuit)
Loss: 0.3dB  

 * OFC copper wire, hybrid EI Permalloy core, potted in square grey case   		U$740/pr
L2-20P35
Tube: 300B, 6L6, El34, KT88 and etc
Cont. Power: 20W(30Hz) Single Ended
Imp: 3.5K-UL-0, 0-4-8 or 0-8-16 Ohm
DC: 190mA max
Freq: 10Hz - 55kHz @-3dB (in circuit)
Loss: 0.4dB  

 * OFC copper wire, hybrid EI Permalloy core, potted in square grey case   		U$740/pr
ModelSpecificationsPrice
 L2-20P2A3Tube: 2A3, 300B
Cont. Power: 20W(30Hz) Single Ended
Imp: 2.5K-0, 0-4-8 or 0-8-16 Ohm
DC: 200mA max
Freq: 8Hz - 70kHz @ -3dB (in circuit)
Loss: 0.25dB
Weight: ~11KG/pair

* Special edition for 2A3 or 300B use
* OFC copper wire, hybrid EI Permalloy core, potted in square grey case 		U$890/pr




J&K Audio Design
5/8/2016

Product Lists  
Level 0




Level 3: depends on type, size and complexity. Email us for details.

Iso-trans: link 1, link 2
* Finished amplifiers, DACs, audio gadgets, upgrades and repairs - this is not our core business and we do it out of passion. We do not have fixed models, fixed price and we customize for each individuals. The sky is limit of creativity.  

* Our product lines are always improving and increasing. If you do not see what you want, contact us!  
* Please email for volume discounts, distributor and OEM pricing.
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Product Lists

Product Lists

Level 0: link 1

Level 1: link 1, link 2, link 3, link 4

Level 2: link 1, link 2, link 3, link 4, link 5, link 6, link 7, Link 8, link 9

Level 3: depends on type, size and complexity. Email us for details.

Iso-trans: link 1, link 2

Power-trans: link 1

* Finished amplifiers, DACs, audio gadgets, upgrades and repairs - this is not our core business and we do it out of passion. We do not have fixed models, fixed price and we customize for each individuals. The sky is limit of creativity.

* Our product lines are always improving and increasing. If you do not see what you want, contact us!

* Please email for volume discounts, distributor and OEM pricing.