Car Audio & Video. Warm Audio WA-47 JR FET Condenser Microphone Multi-Pattern Recording Studio Mic. Condition: AN OPEN BOX ITEM. The WA-47jr is an FET transformerless version of the highly renowned classic 47 microphone that has been used on countless hit records for the last 50+ years. The WA-47jr is fully discrete, has 3 polar […]... Read More