Magnoval 9-Pin tube-valve-base with 6mm Topcap
PL 519 (=40KG6A) Pentode
very rare!

Noval B9A 9-Pin base
close to EL86 but heater Uf=15V, If=0,3A
PL 84 (=30P18, 15CW5) Pe...

Dekal 10pin tube base
...

Noval B9A 9-Pin tube-valve-base-Röhrensockel
PL 802 very high transconductance Pentode

Magnoval 9-Pin tube-valve-base with 6mm Topcap
PL 509 Pentode rare Type
...

Noval B9A 9-Pin base
close to ECC85-6AQ8 but heater Uf=9V, If=0,3A
PCC 85 (=9AQ8) doub...

Noval B9A 9-Pin tube-valve-base-Röhrensockel
works fine in audio Amps
PCL 84 (=15DQ8)...

Noval B9A 9-Pin tube-valve-base-Röhrensockel
often used for audio applications (driver and P...

Octal K8A 8-Pin tube-valve-base with 6mm Topcap
PL 36 (=25E5) Pentode
...