>>>>> "Jim" == Jim Brown <j...@audiosystemsgroup.com> writes:
Jim> On 3/24/2012 1:19 PM, Pierfrancesco Caci wrote:
>> Jim, how do you set the little volume control?
Jim> I've never found a gain control for Record. :) There are two inputs
--
I was talking about the rotary control on the side of the box.
Jim> a Line level input that I suspect is designed to work at a few volts,
Jim> and a Phono input which is designed to work at the level of a phono
Jim> cartridge (the type used to play vinyl records).
Jim> The Phono input has RIAA equalization, which boosts low
Jim> frequencies and
Jim> rolls off high frequencies. I use the Phono input with a simple RC
Jim> filter network between the radio and the Numark. I'm going
Jim> from memory,
Jim> but I believe what I used was 200 ohms across the output of the radio,
Jim> 200 ohms across the input to the Numark, and 0.22 uF between the radio
Jim> and the Numark. This simple network is designed specifically to match
Jim> the K3. The Phono input has a LOT more gain than the Line
Jim> input, so this
Jim> gives the unit the ability to handle any signal level you're likely to
Jim> get from a radio.
Interesting. If it has more gain, isn't it more likely to saturate,
given that the radio has a Line level output? Your suggestion seems
counterintuitive to me, I must be missing something.
Pf
--
Pierfrancesco Caci, ik5pvx
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