D4C + D4Z + D41CV more than 350’000 QSO By Andrea This is the current QSO standing of the activity by the Monteverde Contest Club from the D4C contest station in almost 10 years. Look at the number yourselves. D4C – You call, We answer Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ This site uses Akismet to reduce spam. Learn how your comment data is processed.