[some help about ADC ,DAC project]

dear all
i have a project about  
build a micro controller based speech acquisition and play back circuit
the system should be able to store at least 5 sec of speech

i want to ask about what micro controller can i use
and which code may be wrote to programm it
and how can i interface it with SRAM ,ADCand DAC
AND I WANT ADCwith 44nsec convesion time
i 'll be so greatful if any one reply me
i have alot of ques
let it stay until any one reply
thanks
sarah

[SIMLATION OF AB power amplifier]

hi
anybody now about simulation pls help me in top spice or other program
i want to make simulation for AB power amplifier
pls any one help me
thanks

[hm]

hi
if no one want to help me
can only give me a site or any thing can help me in this topic
i'll be greatful if anybody reply only
thanks
bye

[hey]

hi everbody
pls anyone know about simulation by orcad or any progame
help me
i'll give him or her details about me report by email
thanks
i hope to hear from you soon
bye

[hiiiiii i want help]

hi everbody
i have a report about  class A, AB,B POWER AMPLIFIER
and i want to simulat it by any program
can any one help me in it
if anybody love to help me i'll send it the detail of the report by email
i want from him to help me in something on it and how to orgnize it
i'm student in first year of communcation and electronic dept
i love to hear from anyone
see you later
bye
and have a nice time

[hey caan someone help me,please]

hi
how is everybody
can any one help me in an electronic repor about simualtion
common emitter amplifier circuit
if someone help me i'll be greatful and i can send details about circuit to him by email
saso

[i need some help]

hi

i'm student in engineering
in electronic and communcation departement
i have areport in simulation of the frequency response of common emitter amplifier
and i want some one to help me in it
i have a topspiec  programm and PCB123
i'll be greatful i f someone replay soon and help me in this report
bye