Projects for QRP MAS


The QRP-CONTEST-COMMUNITY (qrpcc)                             Nov 1st, 2007
c/o Dr.Hartmut Weber, DJ7ST
Schlesierweg 13
D-38228 SALZGITTER
e-mail: dj7st@darc.de
http://www.qrpcc.de



               Simple QRP (MAS-) Homebrew Projects
     -------------------------------------------------------

Dear QRP friends,

the QRP-Minimal Art-SESSION (MAS) at Ascension Day is an eye-winking
challenge to make qso with rigs as simple as possible. You are invited to
prepare your participation with a TRX (resp. TX & RX) out of not more than
100 components (Class A) or a TX out of not more than 50 comp.(Class B).

Normally you have to send a circuit diagram of your station with
components numbered along with your log entry.

BUT: Here is an updated list of articles describing equipment which I
found suitable for the QRP-MAS.
If you will use a TRX, TX or RX listed here it will NOT be necessary for
you to send a circuit-diagram along with your MAS entry:

           YOU SIMPLY CAN REFER TO THIS LIST IN YOUR LOG!
           ----------------------------------------------
           (what makes especially logs per e-mail much easier)

So, instead of a drawing e.g.just tell: "My TX was a Mighty Mite with 8
components like in SPRAT 105". Minor modifications also can be described by
words.

Of course the equipment listed here is fine with OQRP-Contest and HOT-Party
as well !!

 SPRAT               ARTICLE                                 COMPONENTS

 131, p 21     An Acorn Valve Transmitter (SM7UCZ)               12
 131, p 20     Acorn Valve Transmitter on 40 (KF4YJQ)             9
 131, p 6-7    Maidenhead-Pixie Re-Visited (no sidetone)(G4UMB)  49
 130, p 4-5    The TwoFer: A simple TX for 6 Bands  (KI6DS)      34
 129, p 10-11  The SP-1, a simple xtal ttx (GM3OXX)              12
 129, p 26-27  "All Tubes" 80m CW QRP TRX  (HB9FAE)              74
 119, p 6      The Marsh Transmitter (G3YVF)                     24
 119, p 7-8    The Marsh Receiver (RXII) (G3YVF)                 34
 119, p 10     An 0-V-0 Receiver (with 6K7/EF39) (PA3CRC)        16
 119, p 19-23  The 'Lamdaette" QRP-TX (no mod., Q3 for keying)   24
 118, p 10-11  A 3.5 MHz QRP TX with Linear Amplifier (SM7UCZ)   29
 118, p 20-21  The "Micro-Scope" (Simple DC-RX) (RV3GM)          37
 118, p 22-25  Viking-500 Pocket CW-transmitter (HB9CKR)         29
 117, p 14-17  The Six Sockets Gem - My QRP Fun TX (CO2KK)       15
 116, p 7-9    The G3SYC Battery Valve Transmitter (G3SYC)       23
 116, p 12-13  The TOFF Simple Superhet Receiver (VU2OWF)        30
 114, p 12/13  12BH7A Push-Pull Transmitter (JA9MAT)             10
 112, p 4-7    My First QRP station: Transceiver Unit (RV3GW)    42
 112, p 4-7    My First QRP station: Direct conv. RX  (RV3GM)    26
 112, p 8-11   A Simple CW Transmitter (9A9RA)                   47
 112, p 12/13  The FRESCO Transmitter (VU2OWF)                   22
 112, p 18-20  The PP2 Transmitter (GM3OXX)                      13
 112, p 21-24  The "Sardine Supergainer" (40m RX) (G4DFV)        70
 111, p 6      Two-Tube Reg. RX for Low Voltage (DC8KP)          13
 111, p 12     The HIBRYDUS Syncrodyne Receiver (IK2VTU)         39
 110, p 5      "Lauser-Plus" Two Band Mixer (DK2RS)              12
 110, p 8/9    The Wurzel 20, 40, 80m Regen. TRF RX (G3PCJ)      43
 108, p 22     An Experimental Transceiver - the "ET-1" (W2UW)   17
 108, p 26     VK7LF's 160m QRP Transmitter                      17
 107, p 14     ONER Receive Conversion (RV3GM)                   12
 107, p 20     A Resonator VXO (VU2ITI)                          20
 106, p 12     The DL93 Transmitter (SM7UCZ)                     23
 105, p 35     The Michigan Mighty Mite (in Novice News)         8
 105, p 3      Smid-Gen CW/SSB Receiver (G4KJJ)                  12
 102, p 22f    An Inexpensive Filter and IF Ampl.(GM4ZNX)        24
 101, p 6      7-14-21 MHz Direct Conversion Receiver (RK3ZK)    41
 100, p 6      The VU-Mitter (VU2OWF)                            20
  99, p 17     OK2PZL-Transceiver (see also Nr.98, p 4)          55
  98, p 34/35  PIXIE 2 (as TX)(I7PKY)                            23
  97, p 4/5    The JBS Transmitter (GM3OXX)                      20
  97, p 8/9    MB4 Portable SW-RX (G0KJK)                        28
  93, p 6/7    The Transmitter Key (SM7UCZ)                      14
  92, p 3      Rock's "Easy Three" Receiver (W9SCH)              20
  92, p 20-23  A DC-RX for Beginners (SM7UCZ)                    50
  91, p 4/5    The FOXX2 - An Old Favourite Revisited (G3RJV)  19 (as TX)
  91, p 22     The Revival TX/RX (DJ0GD)                         33
  90, p 20/21  The AELVA - A Swedish Pixie (SM7UCZ)            20 (as TX)
  88, p 12/13  The VU-Mini TX (TRX)  (VU2KLA)                    20
  88, p 14     The PIXIE Goes On.... (G3LHJ)               14(21 as TRX)
  88, p 16/17  The Norwich Transmitter (G3WCE)             34 (no modul.)
  87, p 24     Simple "Common Parts" 80m TRX (VU2ITI)            18
  87, p 35     Top Band Novice TX (in Novice News)               17
  86, p 21     The FROTH 1w Transmitter (G4VPF)                  40
  84, p 12/14  The Silver Tern Receiver Revisited (SM7WK)        26
  83, p 25     One Valve Transmitter (G3BMO)                     24
  82, p 4/5    The HF9 TRF Short Wave Receiver (G0KJK)           30
  82, p 6/7    The MONGREL QRP CW Transmitter  (G0KJK)           26
  82, p 17     The KLAT 40m TX  (VU2KLA)                         12
  82, p 27     A 30m QRP CW-Transmitter (G3FCK)                  31
  82, p 23     80m Valve CW Transceiver (RK3ZK)                  47
  82, p 36     Ten Minute Transmitter   (G4RAW)                  10
  74, p 9      A Multiband Valve Transceiver (UZ3ZK)             74
  73, p 4      A Two Transistor Communic. Receiver (G3RJT)       19
  73, p 5      The Ultimate KISS Transceiver (G3RJT)           19+47
  72, p 4/5    The Phoenix TX (W3TS)                             45
  72, p 20     The MICRO-80 Mini-TRX (RV3GM)                     20
  71, p 11/12  The NAT-TX (GM3OXX)                               14
  71, p 14     The K4TWJ QRP Pen                                 11
  67, p 3      Computer Board 80m TX (G4RAW)                     27
  67, p 9      80m Valve DC-RX (G0ILL)                           52
  66, p 10/11  The Pebble Crusher 2 (W1FB)                       25
  65, p 16     BOPP 6 - TRX (G3MY)                               50


  QRP-Report

              4.06, S.26-29   QRP-Sender auf Universalplatine (DL7UWE)
              4.03, S.7       Ausprobiert: DC-RX mit Dualgate-MOSFET
              4.03, S.13      3T3 - Geradeausempf. mit 3 Trans. (DK2RS)
              1.03, S.39-41   "The99er" -ein QRP-TRCVR fuer 80m (HB9XY)
              2.00, S.22      Technik in QRP-MAS (DL9OE)(add plate choke!)
              4.99, S.23      BODAN Telegraph (2), 80m QRPP-CW-TX (DK2RS)
              3.99, S.17      Einstufiger QRP-Sender (DL7UWE)
              2.99, S.14/15   Ein Nicht-Nur-Nostalgie-VXO (DJ7ST)
              1.99, S.8       Bodantelegraph (1), Ein 80m QRP-CW-TX (DK2RS)
              1.99, S.12      QRP mit wenig Aufwand (DL7UWE)
              1.99, S.35      QRPP aus der Elbug (DL7UGN)
              4.98, S.17/18   QRP-VXO-Sender (DK6SX, Doublette in 2.98)
              1.98, S.4/5     Einfacher VXO-Sender (DL5WX)
              1.98, S.19-21   80m-QRPP-TX, ein Aufsteiger (DF2OK)
              1.98, S.24/25   Breitbandiger QRP-Sender (DK4SX)
              1.98, S.28      Der Pixie-Transceiver (DL2FI)
              2.97, S.22      Zehn-Minuten-Sender (DF9IV)


       CQ-DL

              10/07, S.723-25  Verbessert: CW-Transc. fuer 80m (DG0SA)
              4/07, S.252-53  Roehren-Audion mit kl. Anodenspannung (DK7JD)
              1/06, S.26-29   CW-Transceiver fuer 80m (DG0SA)
             10/02, S.741f    Beispiele von Geradeausempfaengern (DK2RS)
              9/02, S.674     QRP-Sender mit wenig Bauteilen (DJ1ZB)
              3/02, S.189     Lauser - Konzept u. Schaltung... (DK2RS)
              2/02, S. 99     Bodantelegraf: QRPP-CW-TX f. 80m (DK2RS)
             10/99, S.834     Simpler KW-Minitransceiver (OM2ZZ)
             12/98, S.940     Einfacher ....QRP-CW-Sender (DJ3RW)
              3/98, S.214-17  Komfortabler 80m-Peilsender
              5/97, S.368     80m-QRP-Sender (Bauzeit: 1 Wochenende)


 OK QRP INFO

               .43/44, p 10     Vysilac pro zavod QRP-MAS (OK1DXK)
                39/40, p34ff.   KV prijimac (OK1DZD)
                39/40, p45      1 Tube TX (SM0VPO)
                39/40, p47      Micronaut (OM2ZZ)
                37, p 27        Audion pro pasmo 80m (OK1MRA)
                36, p 42        Jednoduchy QRP transceiver 80m (Podle RADIO)
                34, p 26        TX 14 MHz (OK1FVD)
                32, p 21ff      A simple CW TX for 160, 80 and 30m (OK1DLY)
                31, p 17f.      Primosmesujici prijmac pro 160m  (OK1HDR)
                29, p 22        VXO for 30m QRP TCVR by DK7ZB
                27, p 26f       QRPP TX (OK1MKX)
                26, p 18        DC-RX (OK1FVD)
                24, p 15        QRPP TX 240mW (OK2BKA)

(no younger issues of OK-QRP-Info available here, sri)

                                 - - - - - -

Remark: If your counting leads to oher results remember that ALL output
         configuration counts as 3 parts etc.

Nice homebrewing and cuagn!

73/2 "Hal", DJ7ST, G-QRP-C # 110