steel pan

Charles Moller makes and tunes
lead pans from C4
double second pans from F#3
Triple cello pans from C3.

The steel pan (often called steel drum) was invented in Trinidad in the 1940s. Some of its history and evolution are documented in these two YouTube videos (1956 documentary and 2004 documentary). Trinidadians always call it steel pan or pan rather than steel drum. It is the national instrument of Trinidad and Tobago.

Charles Moller lead (aka tenor , or soprano) pan

Charles Moller double guitar pan ready for tuning

chrome plated lead pan from C4
also called tenor pan or soprano pan

double second pan from F#3

Guitar pan from C3 ready for tuning

Calvin, professional musician, playing scales etc.

And clearly this person requires considerably more practice.

These recordings of a Moller lead pan were recorded on computer using its inbuilt mic, so definitely not a studio recording .