Order Tray | Contact Us | Home | SIG Lists

[aprssig] A funny packet story/joke (The KISS guys will get it)

Zeff_Wheelock at harvardpilgrim.org Zeff_Wheelock at harvardpilgrim.org
Fri Nov 11 13:24:49 UTC 2005


Yeah, a beginning to a head cold will lead to miscalculations...

Zeff Wheelock
Lotus Notes Administrator
x33741

zeff_wheelock at harvardpilgrim.org
zwheeloc at tiac.net
Yahoo mail & IM: ZWheeloc
AOL IM: ZeffWheelock   (Home - Forwarded when not on-line)
AOL IM: ZWheeloc  (Work)
Amateur Radio: KB1KVA


                                                                                                    
             Gregg Wonderly                                                                         
             <gregg at wonderly.org>                                                                   
             Sent by:                                                                            To 
             aprssig-bounces at lists.tapr.         TAPR APRS Mailing List <aprssig at lists.tapr.org>    
             org                                                                                 cc 
                                                                                                    
                                                                                            Subject 
             11/10/2005 03:20 PM                 Re: [aprssig] A funny packet story/joke (The KISS  
                                                 guys will get it)                                  
                                                                                                    
                  Please respond to                                                                 
               TAPR APRS Mailing List                                                               
              <aprssig at lists.tapr.org>                                                              
                                                                                                    
                                                                                                    




Zeff_Wheelock at harvardpilgrim.org wrote:
> Not to split hairs or anything:
>
>
>>Switching to 64 bit memory addresses will thus provide 4.2 billion times 4.2 billion distinct
>
> locations.
>
> The actual math should be 4.2 billion x 4.2 billion + (4.2 billion x 4.2 billion).
>
> If I was to go from 6 bit to 12 bit, 6 bit would be 32, 12 bit is 2048.
> 32x32= 1024, so you are missing by 1024.  So the math would be 32x32+(32x32) to get the answer.  I
> think we are talking somewhere upwards to 18,446,744,073,709,551,616

I think you missed counting some powers of 2.

6 bits is 64, 5 bits is 32.  64x64 is 4096 which is what 2^12 is.  2^10 is 1024,
2^11 is 2048, 2^12 is 4096.

Gregg Wonderly
W5GGW

_______________________________________________
aprssig mailing list
aprssig at lists.tapr.org
https://lists.tapr.org/cgi-bin/mailman/listinfo/aprssig




The information contained in this email message and any attachments may be privileged and/or confidential.  It is for intended addressee(s) only.  If you are not the intended recipient, you are hereby notified that any review, disclosure, reproduction, distribution or other use of this communication is strictly prohibited.  If you received this email in error, please notify the sender by reply and delete the message without saving, copying or disclosing it.  Thank you. 




More information about the aprssig mailing list