practical wireless số 2006 10

... Puffer C1 100 p C2 100 p C3 100 p S1 S2 S3 D2 9v1 C5 47p D1 1N914 L1 2N3819 Tr1 R1 100 k R2 100 R3 220 C7 47µ C6 10n +13.8V RF out 0V WMT3079 Cx C4 60p * * see text Frequency (MHz) Capacitance (pF) 0 102 03040506070809 0100 3 ... answered by myself or the PW team. Practical Wireless, October 2006 16 Local oscillator WT 3107 b RF Mixer Crystal oscillator 10. 245MHz Mixer Det. AF...

Ngày tải lên: 13/05/2014, 16:46

... Amateur Radio in schools. 8 Practical Wireless, October 2000 Practical Wireless, October 2000 • Chris Ridley G8GKC (left) with David Hempleman-Adams and the IC-M 710. Alftwk Busman's ... Address . w , rele ss wireless 0,01 sex% bv „ wireless iAreles wireless Postcode: Tel: PW10 Send to: PW Publishing Ltd, Seeing By Wireless, Arrowsmith Cou...

Ngày tải lên: 13/05/2014, 16:31

... MASTS    £8.50 per mctrc P&P 10 IW'Dia . 10. 50 per mctre P&P 10 2" Dia .£ 12 .50 per metre P&P 10 Fibreglass available liP to 5111 1f!7lgtlu. ... Compound N01 on all con nections Practical Wireless SO- 610 review August 1995 . " manufactured to an extremely high standard" "SO- 610 erected an...

Ngày tải lên: 13/05/2014, 16:36

... £3999.00 D FTV -100 0 6m transvertor 200W £799.95 C FT -100 0 Field 160m - 10m 100 W 230V £2199.95 C MD-200ABX Desk mic £249.95 B MD -100 ABX Desk mic £ 110. 00 B FT-920AF 160m - 6m 100 W 12V 109 9.95 C FT-847 ... PW Practical Wireless, October 2002 31 WS1968 L1 L2 1m D1 D2 47n 100 0p 350p SW1 Antenna Osc WS1967 L1 L2 1m D1 D2 47n 0.1 350p 0V Antenna + 4µ7 47µ + 470p 0µ1 1M 10k Tr2 2N22...

Ngày tải lên: 13/05/2014, 16:39

... calling WS2212 input Modulation +9V Output 0V 100 µ + C1a 16V C10a 220µ + 16V 100 n C2a 220p C6a 18p C11a 82p C3a 82p C7a 10n C8a 10n C12a 10n C9a 10n C14a 10p C4a 65p C5a 22p C13a 120k R3a 10k R1a 10k R2a R4a 120k R5a 39k R6a 390 * R9a 2k7 R11a 560 R7a 2k2 R8a 100 R10a 22k R12a 47 * D1a Tr2a 2N918 2N3819 Tr1a * L1a * L2a * L3a * ... (118- 174MHz/380-512MHz), 10. 00. OUR PRICE £249.00 G-7...

Ngày tải lên: 13/05/2014, 16:40

... PROJECTS 6µ8 + C7 R10 1k2 R9 C9 10 + C13 220µ + C10 10 + LM386 1234 5678 0µ1 C11 47n C12 R11 10 8Ω 1µ C8 100 p WT1753 R1 470k R2 10k R3 3M3 R4 10k 2n2 C1 2n2 C3 2n2 C2 Tr1 BC182 Tr1 BC182 1µ C6 10n C4 C5 R5 1M R8 10k R7 100 R6 4k7 Test ... (Length100”) BM1000 Tri-Bander £59.95 (2 mts 6.2dBd) (6 mts 3.0dBd) (70cms 8.4dBd) (Length 100 ”) SQBM1000 Tri-Bander £69.95 (2 mts 6.2dBd) (6 m...

Ngày tải lên: 13/05/2014, 16:43

... LENGTH: 32.5m POWER: 100 0 Watts £99.95 MTD-4 (3 BAND) FREQ: 12-17-30 Mtrs LENGTH: 10. 5m POWER: 100 0 Watts £44.95 MTD-5 (5 BAND) FREQ: 10- 15-20-40-80 Mtrs LENGTH: 20m POWER :100 0 Watts £89.95 (MTD-5 ... approx). £49.99 Del 10. 00. TWO FOR £90.00 DEL £12.50 NEW 20' SLEEVED MAST SET REPLACEMENT POWER LEADS BARGAIN ALUMINIUM POLES Practical Wireless, October 2005 21 Please mentio...

Ngày tải lên: 13/05/2014, 16:44

... is WST2921 GS D 2N3819 Tr1 GS D 2N3819 Tr2 GS D 2N3819 Tr3 BS170 Tr4 G D S BS170 Tr5 G D S BS170 Tr6 G D S D M 8-16V +V 0V 6 E N R1 1k R2 1k R3 100 k R4 100 k 1k R5 100 k R6 R7 1k R8 1k 180 R9 180 R10 1k R11 R12 180 * C1/C2 * C3/C4 CV1BCV1A Tune AB D2 1N4148 6V2 D1 100 µ + C5 65p CT1 3334 L1 100 n C9 12p C6 1 3 3334 L2 * C7/C8 65p CT2 C10 100 µ + 100 µ + C11 100 µ C12 + T R Sleeve/com...

Ngày tải lên: 13/05/2014, 16:45

... start: 10* 10 = 100 , No problem. 10* 10 = 10 2 (10 squared). The number 10 is called the base and the power of 2 in this case is the logarithm to the base 10. From this if 10 2 = 100 , then log (100 ) ... LENGTH: 32.5m POWER: 100 0 Watts £99.95 MTD-4 (3 BAND) FREQ: 12-17-30 Mtrs LENGTH: 10. 5m POWER: 100 0 Watts £44.95 MTD-5 (5 BAND) FREQ: 10- 15-20-40-80 Mtrs LENGTH: 20m...

Ngày tải lên: 13/05/2014, 16:45

... design for the amplifier project (see text). 10 10 2 10 2 10 3 10 3 10 4 2 2 4 4 6 6 8 8 2 4 6 8 2 4 6 8 2 4 68 10 10 2 10 5 10 3 10 4 f2 = 5kHz f2 = 10kHz f2 = 20kHz 0 -1 -2 -3 -4 -5 Gain G(dB) R2 ... 2EF. J2 J7 J9 J1 47n C6 J8 +13.5V 0V LS In 390 R1 D2 18k R3 1k2 R2 1N4148 D1 0µ1 C1 Tr1 BC548 2 3 1 8 4 IC1a 6 5 7 - + IC1b 10 + C2 47k R7 18k R4 + - 18k R5 18k R6 10n C3 2...

Ngày tải lên: 13/05/2014, 16:45