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Your position: Home / Audio/HiFi accessories / Audio tubes / Hifi tubes

PSVANE HiFi 805A Electron Power Tube Replace 805 FU-5 For Vintage Hifi Audio Tube Amplifier DIY Factory Test matched Pair (one pair)

Brand New PSVANE HIFI series Vacuum tubes
Hifi 805A
2PCS (1 Matched Pair)
Price:
USD
$140.90
Wholesale:
2+
$133.76
Quantity:
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+
(50 pairs available)
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  • Description
  • Reviews(2)


NOTES: Price = one pair (2pcs)

EECTECH provides high-quality tubes/fast delivery/good service
 

Authentic brand | PSVANE designated distribution | original factory distribution

805 is direct-heated type thorium tungsten cathode triode, can be used as class B, A-F, and R-F power amplification, class C R-F power amplification and high frequency oscillation

Heater
Uf--------------------------------------10 V
If---------------------------------------3.25 A

Direct Interelectrode Capacitances
input----------------------------------8.5 PF
output----------------------------------10.5 PF
grid to plate---------------------------------6.5 PF

Maximum Rating
Ua---------------------------------1500 V
Pa-----------------------------125 W

Recommended Operating Conditions (reference value)
class B(A-F) for two tubes
typical working condition limited parameter
Ua------------------ 1250 1500 1250 V
Ia (mAx.sig per tube)------------------- 210 mA
Pa (in) (mAx.sig per tube)--------------- 315 W
Pa (per t ---------------------------- 125 W
Ug-----------------------------------16 V
Ug(pk)----------------235 280 V
Ia (0)-----------------148 84 mA
Ia(mAx.sig)----------500 600 mA
Pd(mAx.sig)------------6 7 W
RL(a-a)---------------6.7 8.2 KΩ
Pout(mAx.sig)-----------300 370 W

class B(R-F):
Carrier conditions the biggest modulation coefficient is 1 per tube
typical working condition limited parameter
Ua------------------ 1250 1500 1500 V
Ug-----------------------------------10 V
Ia -------------------135 115 150 mA
Pa (in) ------------------------------185 W
Pa ---------------------------------125 W
Ug(pk)----------------70 70 V
Ig -------------------15 15 mA
Pd-------------------11 7.5 W
Pout------------------55 57.5 W





For delivery time: 
Generally, we will dispatch the items within 7 days upon order confirmation; some items may need 15~21 days to get ready for delivery, then we will try our best to dispatch as soon as possible, or we will contact you and offer advice.
 
For Bulk order: 
If you would like to place a bulk order, please contact us for better price and better delivery cost.
Average rating: 5.0 based on 2 reviews
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