The Yardbirds is a British rock band famous for their innovations in guitar sound and their roster of famous guitarists, including Eric Clapton, Jeff Beck, and Jimmy Page. To learn to sing like The Yardbirds' frontman, Keith Relf, who also played harmonica, it is important to understand his unique rock vocal style, which combined a bluesy timbre with gritty, passionate delivery.

To begin, it is important to assess your vocal range with Singing Carrots' vocal range test, which allows you to compare your range with famous singers. Make sure to warm up your voice before attempting any vocal exercises. Singing Carrots' pitch accuracy test is also useful for training your pitch and honing your overall vocal technique.

Relf's vocals often incorporated elements of blues and R&B, which can be heard in Yardbirds songs such as "I Ain't Done Wrong" and "For Your Love." Practicing with Singing Carrots' pitch training and searching for blues songs in Singing Carrots' songbook can help develop this bluesy timbre.

Another key element of Relf's vocal style was his powerful and emotive delivery. To develop those skills, Singing Carrots offers multiple tools and articles, such as Singing with intuition, skills, emotion, and thinking and Tips for performing on stage, which teaches you how to express yourself more effectively.

It's important to have proper breathing and support while singing. Singing Carrots' breathing basics article is an excellent resource for learning proper breathing techniques, and its breath support article can help you build the stamina needed for Relf's intense delivery. Additionally, Singing Carrots offers a course for vocal beginners that covers singing theory and practical tips.

To sing like Relf, you will also need to work on your articulation. Singing Carrots' articulation article provides tips and exercises for improving your articulation skills. His harmonica playing should also be considered. If you want to play harmonica with your singing, Singing Carrots' lessons can help you learn how to do it.

Finally, make sure to take care of your vocal health and posture while singing. Singing Carrots' articles on vocal health and posture can offer tips and advice to protect your vocal cords.

In summary, to sing like Keith Relf and emulate The Yardbirds' unique rock sound, you will need to practice proper breathing and support techniques, develop a bluesy timbre, and focus on powerful and emotive delivery. Singing Carrots' pitch training, vocal range test, pitch monitor, and pitch training exercises can be helpful tools, along with its songbook and vocal course. Focus on developing quality articulation skills, and take care of your vocal health and posture.