※Shipping service. Radio Technical Selection Manual 125/It contains how to use tools, tips, and even the names and selection of parts, so it is recommended for those who are just starting to make their own work or those who want to improve their degree of perfection. /Author: Irie Junichiro/Issuance Radio Technology Co., Ltd. The photograph is a sample, so the actual product may be broken, or there may be markings etc.
※Shipping service. Multi-way speaker systems, advantages and disadvantages of multi-amp systems, outlines of multi-amp systems, etc. /Author: Izuhara Masumi/Published by Japan Broadcasting and Publishing Association. S53.11.20 1st issue issued. The photo is a sample, so the actual item may be broken, have marks, etc.