Description
MULLARD PY500A AND SIEMENS PY500A ELECTRON VACUUM TUBE VALVE SIEMENS *2pcs* Most common compositions with the PY500A lamp PL509, PY500A, PCF802, PL802, PCL84, A56-120X Period of use of the PY500A lamp Described in technical books since 1972 Use in 1974 to 1974 aircraft SHIPPING Delivery time is 6 to 8 days in working days (in EU), remote areas will take up to 15-20 days for shipment. product will dispatched in 48 hours once full payment is received. please make sure to provide a full and correct address and contact number RETURN We guarantee return of all our products. If you're not satisfied with them, please return them to us in 14 days after receiving the product. Any questions, please feel free to contact me via eBay message. Some Feedback about my selling tubes :