Output Transformer Voltage - How does a output transformer function.
To understand how a output transformer works you need to know the basic of how a transformer works. A transformer is a simple devices that takes electricity of one voltage and changes it into another voltage. Transformers are used to change electricity from high to low voltage or to do the opposite and change low voltage to higher voltage. In a electric circuit, there is magnetism around it. Whenever a magnetic field changes by moving or by changing strength a voltage is made. Voltage is the measure of the strength or amount of electrons flowing through a wire.
In a output transformer it main function is to transform the high impedance of the output tube to match the much lower impedance of the speaker. A tube is a high impedance device, with high-voltage/low-current. A speaker is a low impedance device with a low-voltage/high current. The audio output transformer is used to get a efficient transfer of the audio signal to the speaker. A output transformer are used as an impedance matching device and works on the principal of reflected load.
Output Transformer Voltage - Selecting the right output transformer
The easiest way to make sure you get the right output transformer is to contact a company that specialize in transformer. One of the oldest and best manufacturer of output transformer is Hammond output transformers. They have been making these transformer for over 75 years. TEMCo is a leading distributor of Hammond Transformer and has been in business for over 40 years and prides themselves in offering quality products with highly trained staff and engineering to help you in selecting the right transformer.
Below you will find some of Hammond single ended output transformer and also push pull output transformer to help narrow down the choices of transformers for your favorite tube types. Only a few of most popular tubes are shown and one of TEMCo engineeirng staff should be consulted before making a decision on a proper output transformer. For more information or to order your output transformer call TEMCo at the number below.
"Classic" Audio Single Ended, Ultra-Linear Tube Output
|
Part No. |
Triodes |
Pentodes |
|
1640SEA
|
Parallel - 2A3, 6A3, 6B4G, 300B, 572B, 811A |
Parallel - 6550, 6CA7 |
|
1627SEA
|
2A3, 6A3, 6B4G, 300B |
6CA7, 6L6, 807, 5881, 6550, |
|
1630SEA
|
2A3, 6A3, 6B4G, 300B |
6CA7, 6L6, 807, 5881, 6550, |
|
1628SEA
|
211, 300B, 572B, 811A |
6AQ5, 6V6, 6L6, 807, 5881, 6550, EL84 |
|
1642SE
|
Parallel - 211, 572, 811A, 845
|
-
|
|
1629SEA
|
211, 811A, 572B, 845 |
6AQ5, 6V6, 6L6, 807, 5881, 6550, EL84 |
|
1638SEA
|
211, 845 |
- |
"Classic" Audio Push-Pull, Ultra-Linear Tube Output
|
Cat. No. |
Audio Watts (RMS) |
Primary |
Operation
|
Tube Types |
| 1608 |
10
|
8,000 ct
|
Push-Pull (2 Tubes) |
6AQ5, 6V6, 6BQ5, EL84, SV83
|
| 1609 |
10
|
10,000 ct
|
Push-Pull (2 Tubes) |
6AQ5, 6V6, 6BQ5, EL84, SV83
|
| 1615 |
15
|
5,000 ct
|
Push-Pull (2 Tubes) |
2A3, 6A3, 6AQ5, 6B4G, 6L6, 6V6
|
| 1620 |
20
|
6,600 ct
|
Push-Pull (2 Tubes) |
6AQ5, 6L6, 6V6
|
| 1650F |
25
|
7,600 ct
|
Push-Pull (2 Tubes) |
6L6GC, 6V6, 807, 5881, EL34
|
| 1645 |
30
|
5,000 ct
|
Push-Pull (2 Tubes) |
6L6GC, 6V6, 807, 5881, EL34
|
| 1650H |
40
|
6,600 ct
|
Push-Pull (2 Tubes) |
6L6GC, 807, 5881, EL34
|
| 1650K |
50
|
3,400 ct
|
Push-Pull Par. (4 Tubes) |
6L6GC, 807, 5881, EL34, 6146B, 6550B
|
| 1650N |
60
|
4,300 ct
|
Push-Pull Par. (2 or 4 Tubes) |
6L6GC, 807, 5881, EL34, 6146B, 6550B, KT88
|
| 1650P |
60
|
6,600 ct
|
Push-Pull (2 Tubes) |
6L6GC, 807, 5881, EL34, 6146B, 6550B, KT88
|
| 1650R |
100
|
5,000 ct
|
Push-Pull Par. (2 or 4 Tubes) |
807, 5881, EL34, 6146B, 6550B, KT88
|
| 1650T |
120
|
1,900 ct
|
Push-Pull Par. (4 or 6 Tubes) |
6L6GC, 5881, EL34, 6550B, KT88
|
| 1650W |
280
|
1,900 ct
|
Push-Pull Par. (6 or 8 Tubes) |
6L6GC, 5881, EL34, 6550B, KT88
|
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Output Transformers Voltage


