Learn about the Heritage Audio 73 JR II Mono Mic-Line Preamp in this comprehensive user manual. Discover how this 3-stage, all class A preamp can add classic color to your recordings with its updated features like a sweepable hi-pass filter and smart switched DI.
Learn about the Heritage Audio TT-73, a 1-channel class A portable mic-line preamp perfect for on-stage use, location recordings, and more. Get studio-quality sound on the go with this problem-free, heavy-duty preamp.
Learn how to get the classic sound of yesterday with Heritage Audio's DTT-73 2-Channel Class A Portable Mic-Line Preamp. This user manual provides all the information needed to use this high-quality preamp for years to come.
