Someone who tunes pianos.

synoniem: piano tuner.

Nederlands: intoneur, pianostemmer, stemmer

An electronic receiver that detects and demodulates and amplifies transmitted signals.

synoniemen: radio, radio receiver, radio set, receiving set, wireless.

Nederlands: afstemeenheid, afstemmer, radio, radiotoestel, receiver, tuner, tuner-versterker
Pools: radio, aparat radiowy, odbiornik radiowy, radioodbiornik, radioaparat