Model 3 mono amplifier owner’s manual table of contents introduction features unpacking instructions installation * space requirements * a.C. Connections input impedance selection adjustable gain signal connections * single-ended input configuration * differential mode input configuration basic trou...
Introduction congratulations on your purchase of the jeff rowland design group model 3 mono amplifier. Please take a few moments to read this owners manual. Contrary to popular belief, there is actually quite a bit of useful information in an owners manual. The model 3 offers tremendous interconnect...
Unpacking instructions in the shipping crate you will find: --ac power cord --various fuses --xlr shorting plugs --performance certificate --warranty card (this form must be completed and returned to jeff rowland design group [or its authorized distributor if outside the u.S.A.] within 14 days of pu...
Input impedance selection your amplifier is provided with user-adjustable input impedance. A four (4) position d.I.P. Switch for each channel is located and clearly marked on the back panel. Jeff rowland design group has chosen 3 values of input impedance to cover the majority of applications. If yo...
Signal connections the amplifiers from jeff rowland design group offer unprecedented compatibility with associated equipment. In all cases turn the front panel power off before connecting or disconnecting signal wires. "hot patching" is not recommended. A series of descriptions follows to explain th...
1. Check the rail fuses; on the model 3, these are located on the inside of the amp adjacent to the encapsulated transformer. A fuse can often look good even if it is actually bad. If possible, check the fuses with a meter. 2. If the fuses are good, disconnect the inputs from the amp and see if it w...
