[hpsdr] Overclocking a 130 MHz LCT2208 to 142 MHz - HPSDR on 4 meters? Ooooops......

[Henry Vredegoor]

Oooops.....

Of course I meant the L_*T*_C2208.......!

Henry

On 1/25/2012 3:21 PM, Henry Vredegoor wrote:
> Hi All,
>
> Would overclocking a "Standard" 130 MHz LTC2208 as fitted on Mercury 
> to say, about 142 MHz  be possible using standard overclocking 
> techniques like extra cooling, voltage adjustments and so on?
>
> Since the 70 MHz / 4 meter band is becoming more and more a regular 
> legal amateur radio band (in Europe), this would make Mercury a nice 
> receiver for this band!
>
> Questions:
>
> - Is overclocking (about +10% of the clock) at all an option for this 
> type of device, an ADC?
> - Clock frequency? (multiple of 192 kHz, 142.08 MHz?)
> - Is there an appropriate clock device with the required spec's for 
> this higher frequency available at a reasonable price?
> - Additional cooling? Microfan?
> - Voltage adaptations?
> - Adaptions for the FPGA-code, PowerSDR, KISS?
>    (I know Gerd - DJ8AY once did a version of Mercury / PowerSDR for 
> the 160 MHz version of the LCT2208 (LCT2209?) )
>
> Would like to hear any thoughts on this.
>
> 73's,
>
> Henry - PA0HJA

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