VTP18738-1200 - Mullard 5-10 PP UL Output Transformer EL84 10 Watt 6600 ohms/valve

Links


  • Order Code: VTP18738-1200.
  • Issue: 1.
  • Page Updated: 07 May 2017.
  • Change Request: X50480.
  • Release Note: Y11264.
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Specification

  • Valve Type: EL84.
  • Primary Circuit Name: Ultra-pushpull-Univ-a.
  • Primary Circuit Type: a.
  • Secondary Circuit Name: Univ-ls-pin.
  • Secondary Circuit Type: p3815.
  • Valve Res.Load Anode (ohms): 6600.
  • Power Output (Watts): 10.
  • Primary Inductance (Henries): 10.
  • Construction: Interleaved Grain Oriented Core.
  • Winding: Multiple Interleaved Sections.
  • Treatment: Vacuum Varnish Impregnated.
  • Application: Ultra Linear Push Pull Valve Power Output.
  • Range: Standard.

Mounting Arrangement

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Mechanical Dimensions

  • Size (SZ) = Patt196x1/1/8 FR.
  • Width (W) = 3 7/8 inch(86mm).
  • Depth (D) = 2 7/16 inch(62mm).
  • Height (H) = 2 7/8 inch(73mm).
  • Core/frame (L) = 2 1/4 inch(57mm).
  • Fix Centres (FWxFHxFD) = 2 1/4 inch x 2 1/4 inch x 1 3/8 inch(57mm x 57mm x 45mm).
  • Fix Size (FZ) = 3/16 inch(M4).
  • Pin Length(P) = 1/4 inch(6mm).
  • Weight (WT) = 3lb (1.3KG).

Circuit

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Connections

Function Connection
Anode A Pin 12
Ultra Linear (Grid) 43% A Pin 11
Ultra Linear (Grid) 20% A Pin 10
Centre Tap (Ht) Pin 18
Ultra Linear (Grid) 20% B Pin 9
Ultra Linear (Grid) 43% B Pin 8
Anode B Pin 7
Output common Pin 13
Output 3 to 4 ohms Pin 14
Output 7 to 8 ohms Pin 15
Output 15 to 16 ohms Pin 16

Connection Layout

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Front

Back


Application Notes


  • Safety note: Warning. This part may be connected to high voltage. Disconnect then discharge for 5 minutes before working on circuit.
  • See also Links on Left of this page.

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