| Brand | Philips |
|---|---|
| Model | QBL4/800 |
Check the listing for details. Philips QBL4/800 RF power tetrode NOS. Condition: Open box. Listed at 399.99 USD. QBL4/800 is a glass fac tetrode and is primarily used in broadcast applications. Please contact me for shipping quote, will ship worldwide. Due to fragile nature of the tubes, I will not ship via regular postal service, tracked and insured courier service only!
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