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3W-5W USDX + HF ¼Û¼ö½Å±â ´ÜÆÄ QRP SSB/CW ¼Û¼ö½Å±â ¸ðµç ¸ðµå 8 ¹êµå USDX ¾÷±×·¹ÀÌµå ¹öÀü
Âü°í:
-»ý»ê ¹èÄ¡°¡ ´Ù¸£±â ¶§¹®¿¡ Á¦Ç°ÀÇ ¸ð¾çÀº ´Ù¸¦ ¼ö ÀÖÁö¸¸ È¿°ú´Â µ¿ÀÏÇÕ´Ï´Ù. »çÁøÀº ½ÇÁ¦ ¹è¼Û µÈ Á¦Ç°¿¡ µû¶ó ÂüÁ¶ ¿ëÀÔ´Ï´Ù!
-¿ÀÀü ¹× FMÀº ¼±¹°À̸ç, ÀÌ ±â´ÉÀº Á¦Ç°¿¡¼ Áö¿øµÇÁö ¾Ê½À´Ï´Ù. ¿øÇÑ´Ù¸é ÁÖ¹®ÇÏÁö ¸¶½Ê½Ã¿À!
USDX/QCX-SSB GitHub:
¼³¸í:
ÀÌ°ÍÀº ´ÜÆÄ QRP SSB/CW Æ®·£½Ã¹öÀÔ´Ï´Ù. ¿ïÆ®¶ó ½º¸ô »çÀÌÁî ¾ß¿Ü¿¡¼ »ç¿ëÇϱ⠽±°Ô ÈÞ´ëÇÒ ¼ö ÀÖ½À´Ï´Ù. 1602N LCD ȸé°ú ³»Àå ½ºÇÇÄ¿¸¦ ÀÚ¶ûÇÕ´Ï´Ù. PC¿ÍÀÇ ¿¬°áÀ» Áö¿øÇÏ°í FT8, JS8, FT4 ¹× ±âŸ µðÁöÅÐ ¸ðµå ¼ÒÇÁÆ®¿þ¾î Á¦¾î¸¦ »ç¿ëÇϸç CW ÀÚµ¿ µðÄÚµùÀ» Áö¿øÇÕ´Ï´Ù.
Ư¡:
-8 ¹êµå: 3.5Mhz ~ 3.9MHz, 5351.5-5366.5kHz, 7MHz ~ 7.3MHz, 10.1MHz ~ 10.150MHz, 14MHz ~ 14.350MHz, 18.068 MHz ~ 18.168MHz, 21MHz ~ 21.450MHz ¹× 28MHz ~ 29.700MHz
-°íÁÖÆÄ È¸·Î ¼³°è ¿øÄ¢¿¡ µû¸¥ ¿ì¼öÇÑ PCB ·¹À̾ƿô ¼³°è·Î ¿ì¼öÇÑ ¼º´ÉÀ» º¸Àå
-¿ÜºÎ 13.8v Àü¿ø °ø±Þ ÀåÄ¡¸¦ »ç¿ëÇϵç 8 ´ë¿ª¿¡¼ 3-5W Àü¿ø¿¡ µµ´Þ ÇÒ ¼ö ÀÖÀ¸¸ç ¾÷±×·¹À̵忡 ÇÊ¿äÇÑ SOT-223 ¹× TO-220 ÆÐÅ°Áö Æе带 ¿¹¾à ÇÒ ¼ö ÀÖ½À´Ï´Ù.
-³ôÀº ¹æÃâ È¿À², 80m/60m/40m/30m/20m È¿À²Àº 80%, 17m È¿À²Àº 70% º¸´Ù ³ô½À´Ï´Ù. 15m/10m È¿À²Àº 60% º¸´Ù ³ô½À´Ï´Ù.
-KDS¿ë °íÁ¤¹Ð TCXO, ÁÖÆļö Á¤È®µµ°¡ 1PPM º¸´Ù ¿ì¼öÇÏ°í ÁÖÆļö ¾ÈÁ¤¼ºÀÌ 0.5PPM º¸´Ù ¿ì¼öÇÕ´Ï´Ù
-¿ïÆ®¶ó ½º¸ô »çÀÌÁî: 83x38x124mm/3.3x1.5x4.9 "(µ¹Ã⠺κРÁ¦¿Ü)
-dzºÎÇÑ ÀÎÅÍÆäÀ̽º (CAT, PTT OUT, ¸¶ÀÌÅ©/Å°, K-Çìµå ¸¶ÀÌÅ©)
-¸ðµç LPF ºÎÇ°Àº 100V C0G/NP0 Ä¿ÆнÃÅ͸¦ »ç¿ëÇÕ´Ï´Ù
-Omron¿¡ ¿ø·¡ Àڱ⠷¡Äª ¸±·¹ÀÌ »ç¿ë
-LM4562 º¸´Ù ³·Àº ÀâÀ½ÀÇ op amp Ĩ »ç¿ë
-ijºñƼ°¡ÀÖ´Â ³»Àå ½ºÇÇÄ¿
-BNC ¾ÈÅ׳ª ÀÎÅÍÆäÀ̽º
±â´É ¸ñ·Ï:
-DSP ¹× SDR ±â´ÉÀÌ ³»Àå µÈ °£´ÜÇÏ°í Àç¹Ì ÀÖ°í ´Ù¾çÇÑ QRP SSB HF Æ®·£½Ã¹ö;
-EER Ŭ·¡½º-E ±¸µ¿ SSB Àü¼Û ´Ü°è
-13.8V °ø±Þ ÀåÄ¡¿¡¼ ¾à 5W PEP SSB Ãâ·Â
-¸ðµç ¸ðµå Áö¿ø: USB, LSB, CW, AM, FM
-DSP ÇÊÅÍ: 4000, 2500, 1700, 500, 200, 100, 50Hz Åë°ú ¹êµå
-DSP ±â´É: ÀÚµ¿ °ÔÀÎ Á¦¾î (AGC), ³ëÀÌÁî °¨¼Ò (NR), À½¼º Æ®¸®°Å Xmit (VOX), RX °¨¼è±â (ATT), TX ³ëÀÌÁî °ÔÀÌÆ®, TX µå¶óÀ̺ê Á¦¾î, º¼·ý Á¶Àý, dBm/S-¹ÌÅÍ
-SSB ¹Ý´ë Ãø¸é ¹êµå/ij¸®¾î ¾ïÁ¦ Àü¼Û:-45dBc, IMD3 (ÅõÅæ) -33dBc, ¼ö½Å:-50dBc º¸´Ù ³´´Ù
-¸ÖƼ ¹êµå Áö¿ø, 160m-10m ¹êµå (¹× 20 kHz¿¡¼ 99MHz ¼º´É ¼Õ½Ç) ¸¦ ÅëÇØ Áö¼ÓÀûÀ¸·Î Æ©´× °¡´É
-Arduino IDE·Î ±¸Ãà µÈ ¿ÀÇ ¼Ò½º Æß¿þ¾î; ½ÇÇèÀ» Çã¿ëÇÏ°í, »õ·Î¿î ±â´ÉÀ» Ãß°¡ ÇÒ ¼ö ÀÖÀ¸¸ç, Github, ¼ÒÇÁÆ®¿þ¾î º¹À⼺À» ÅëÇØ ±â¿©¸¦ °øÀ¯ ÇÒ ¼ö ÀÖ½À´Ï´Ù. ÄÚµå 2000 ÁÙ
-ºü¸¥ Àüü ħÀÔ (QSK ¹× ¼¼¹Ì QSK ÀÛµ¿) À¸·Î »ç¿ëÇÒ ¼öÀÖ´Â ¼ÒÇÁÆ®¿þ¾î ±â¹Ý VOX ¶Ç´Â µðÁöÅÐ ¸ðµå ÀÛµ¿ (CAT ¶Ç´Â PTT ÀÎÅÍÆäÀ̽º ÇÊ¿ä ¾øÀ½), TX Áö¿¬ ±â´ÉÀÌ ÀÖ´Â ¿ÜºÎ PTT Ãâ·Â/PA Á¦¾î¸¦ À§ÇÑ RX/TX Àüȯ Áö¿ø
-8 °¡Áö ±¸¼º ¿ä¼Ò º¯°æ ¹× 8 °³ÀÇ ¿ÍÀ̾î·Î °£´ÜÇÑ ¼öÁ¤ ¼³Ä¡
-°¡º±°í Àú·ÅÇÑ Æ®·£½Ã¹ö ¼³°è: EER ¼Û½Å±â Ŭ·¡½º-E ½ºÅ×ÀÌÁö·Î ÀÎÇØ Àü·Â È¿À²ÀÌ ³ô½À´Ï´Ù (ºÎÇÇ°¡ Å« È÷Æ® ½ÌÅ©°¡ ÇÊ¿äÇÏÁö ¾ÊÀ½). ½ÉÇÃÇÑ µðÀÚÀÎ (º¹ÀâÇÑ ±ÕÇü ¼±Çü Àü·Â ÁõÆø±â ÇÊ¿ä ¾øÀ½)
-¿ÏÀü µðÁöÅÐ ¹× ¼ÒÇÁÆ®¿þ¾î ±â¹Ý SSB Àü¼Û ´Ü°è: ¸¶ÀÌÅ© ÀÔ·ÂÀ» »ùÇøµÇÏ°í SI5351 PLLÀÇ À§»óÀ» Á¦¾îÇÏ¿© SSB ½ÅÈ£¸¦ À籸¼ºÇÕ´Ï´Ù (800kbits/s I2C ÀÌ»óÀÇ ¹Ì¼¼ÇÑ ÁÖÆļö º¯È¸¦ ÅëÇØ). ¹× PAÀÇ ÁøÆø (PA Å° Çü¼º ȸ·ÎÀÇ PWMÀ» ÅëÇØ)
-¿ÏÀü µðÁöÅÐ ¹× ¼ÒÇÁÆ®¿þ¾î ±â¹Ý SDR ¼ö½Å±â ´Ü°è (¼±Åà »çÇ×): ±¸Àû¹ýÀÇ »ùÇà I/Q (º¹ÇÕ) ½ÅÈ£
-»ùÇøµ µðÅØÅÍ µðÁöÅÐ ¹Í¼ ¹× ¼ÒÇÁÆ®¿þ¾î¿¡¼ ¼öÇÐÀûÀ¸·Î 90 µµ À§»ó À̵¿À» ¼öÇàÇÏ°í (Hilbert-transform) ÇϳªÀÇ »çÀÌµå ¹êµå¸¦ Ãß°¡ÇÏ¿© »ó¼âÇÕ´Ï´Ù
-3 °³ÀÇ µ¶¸³Àû ÀÎ Àüȯ °¡´ÉÇÑ ¾Æ³¯·Î±× ÇÁ·ÐÆ® ¿£µå ¼ö½Å±â °¨¼è±â (0dB, -13dB, -20dB, -33dB, -53dB, -60dB, -73dB)
-¼ö½Å±â ¼ÒÀ½ Ãþ MDS: -28MHz (200Hz BW) ¿¡¼ 135 dBm
-¼ö½Å±â ÇÁ·ÐÆ® ¿£µå ¼±Åõµ: Æ©´× µÈ ÁÖÆļö¿¡¼ °¡Æĸ¥-45dB/10 ³â ·Ñ¿ÀÇÁ +/-2kHz
-Â÷´Ü µ¿Àû ¹üÀ§: 20kHz ¿ÀÇÁ¼Â 123dB, 2kHz ¿ÀÇÁ¼Â 78dB
-CW µðÄÚ´õ, ½ºÆ®·¹ÀÌÆ®/Iambic-A/B Å°
-VFO A/B + RIT ¹× ½ºÇø´ ¹× I2C ¸¦ ÅëÇÑ ÇØ´ç ¸±·¹ÀÌ ¹êµå ÇÊÅÍ Àüȯ
-CAT Áö¿ø (TS480 ÇÏÀ§ ¼¼Æ®)
»ç¾ç:
-À¯Çü: HF QRP SDR ¼Û¼ö½Å±â
-¸ðµå: SSB/CW
-Rf Ãâ·Â: 13.8V Ãⱸ DC¿¡¼ ÃÖ´ë 10W
-ÁÖÆļö ¹üÀ§: 3.5-30MHz
-³»Àå ¸¶ÀÌÅ©
-¾ÈÅ׳ª/Ä¿³ØÅÍ: 50¥Ø/SO-239
¹èÅ͸® ÆÐÅ°Áö Æ÷ÇÔ:
-1 x ¼Û¼ö½Å±â
-1 x ÈÞ´ë¿ë ¸¶ÀÌÅ©
-1 x Àü¿ø °ø±Þ ÀåÄ¡
-³»Àå 4000mah ¸®Æ¬ ¹èÅ͸®
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