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| Part Number | 290QX |
| Datasheet | 290QX datasheet |
| Description | TRANSF TUBE GUITAR AMP POWER |
| Manufacturer | Hammond Manufacturing |
| Series | 290 |
| Part Status | Active |
| Turns Ratio - Primary:Secondary | - |
| Impedance - Primary (Ohms) | - |
| Impedance - Secondary (Ohms) | - |
| DC Resistance (DCR) - Primary | 8.054 Ohm, 9.752 Ohm |
| DC Resistance (DCR) - Secondary | 166 mOhm, 4.776 Ohm, 52.25 Ohm |
| Transformer Type | - |
| Frequency Range | - |
| Frequency Response | - |
| Voltage - Isolation | 120/240VAC |
| Insertion Loss | - |
| Return Loss | - |
| Power Level | - |
| Operating Temperature | - |
| Approvals | - |
| Mounting Type | Chassis Mount |
| Size / Dimension | 3.375" L x 2.385" W (85.73mm x 60.58mm) |
| Height - Seated (Max) | 2.876" (73.05mm) |
| Termination Style | Solder Lug |