Sunday, June 27, 2010
Home is a thing which contains a man’s cherished dream about hole life, people think about a nice home in his life. Home loan is such a kind of loan where bank or other financial institutions are lender and borrower is the person who apply for the loan. Home loan may be many kind of such as home construction loan, home repair loan, home conversion loan or etc types of loan. There are many kind lender available in any where now. If such a kind of problem raise that the borrower is missing after getting the loan then the risk will be upon totally on the lender. There are many kinds of requirements for a home loan depend on the lender it may be differ from bank to bank. There the most important thing is that how many percentage it will be paid to the lender, the frequency of payment is important. Now a days the down payment is also an important topic. So it is important to check that which one lender is reliable and down payment relatively low and percentage is low. what amount of loan is required it also an important thing because that construction loan is greater than the reparing loan and less than home purchase loan.
Sunday, June 20, 2010
4 Watt FM Transmitter with 2N3553
This is a small but quite powerful FM transmitter having three RF stages incorporating an audio preamplifier for better modulation. t has an output power of 4 Watts and works off 12-18 VDC which makes it easily portable. It is the ideal project for the beginner who wishes to get started in the fascinating world of FM broadcasting and wants a good basic circuit to experiment with.
Parts List
R1 = 220K
R2 = 4,7K
R3 = R4 = 10K
R5 = 82 Ohm
R = 150Ohm 1/2W x2 *
VR1 = 22K trimmer
C1 = C2 = 4,7uF 25V electrolytic
C3 = C13 = 4,7nF ceramic
C4 = C14 = 1nF ceramic
C5 = C6 = 470pF ceramic
C7 = 11pF ceramic
C8 = 3-10pF trimmer
C9 = C12 = 7-35pF trimmer
C10 = C11 = 10-60pF trimmer
C15 = 4-20pF trimmer
C16 = 22nF ceramic *
L1 = 4 turns of silver coated wire at 5,5mm diameter
L2 = 6 turns of silver coated wire at 5,5mm diameter
L3 = 3 turns of silver coated wire at 5,5mm diameter
L4 = printed on PCB
L5 = 5 turns of silver coated wire at 7,5mm diameter
RFC1=RFC2=RFC3= VK200 RFC tsok
TR1 = TR2 = 2N2219 NPN
TR3 = 2N3553 NPN
TR4 = BC547/BC548 NPN
D1 = 1N4148 diode *
MIC = crystalic microphone
Note: Parts marked with * are used for the tune-up of the transmitter in case you have not a stationary wave bridge.
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